--- a/accessible/generic/Accessible.cpp
+++ b/accessible/generic/Accessible.cpp
@@ -73,17 +73,17 @@
 #include "nsIDOMCharacterData.h"
 #endif
 
 #include "mozilla/Assertions.h"
 #include "mozilla/BasicEvents.h"
 #include "mozilla/EventStates.h"
 #include "mozilla/FloatingPoint.h"
 #include "mozilla/MouseEvents.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/dom/CanvasRenderingContext2D.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/HTMLCanvasElement.h"
 #include "mozilla/dom/HTMLBodyElement.h"
 #include "mozilla/dom/TreeWalker.h"
 
 using namespace mozilla;

--- a/accessible/ipc/ProxyAccessibleBase.cpp
+++ b/accessible/ipc/ProxyAccessibleBase.cpp
@@ -8,17 +8,17 @@
 #include "mozilla/a11y/DocAccessibleParent.h"
 #include "mozilla/a11y/DocManager.h"
 #include "mozilla/a11y/Platform.h"
 #include "mozilla/a11y/ProxyAccessibleBase.h"
 #include "mozilla/a11y/ProxyAccessible.h"
 #include "mozilla/a11y/Role.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/TabParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "RelationType.h"
 #include "xpcAccessibleDocument.h"
 
 namespace mozilla {
 namespace a11y {
 
 template <class Derived>
 void

--- a/accessible/ipc/other/ProxyAccessible.cpp
+++ b/accessible/ipc/other/ProxyAccessible.cpp
@@ -5,17 +5,17 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "ProxyAccessible.h"
 #include "mozilla/a11y/DocAccessibleParent.h"
 #include "DocAccessible.h"
 #include "mozilla/a11y/DocManager.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/TabParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/a11y/Platform.h"
 #include "RelationType.h"
 #include "mozilla/a11y/Role.h"
 #include "xpcAccessibleDocument.h"
 
 namespace mozilla {
 namespace a11y {
 

--- a/accessible/ipc/win/ProxyAccessible.cpp
+++ b/accessible/ipc/win/ProxyAccessible.cpp
@@ -6,17 +6,17 @@
 
 #include "Accessible2.h"
 #include "ProxyAccessible.h"
 #include "mozilla/a11y/DocAccessibleParent.h"
 #include "DocAccessible.h"
 #include "mozilla/a11y/DocManager.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/TabParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/a11y/Platform.h"
 #include "RelationType.h"
 #include "mozilla/a11y/Role.h"
 #include "xpcAccessibleDocument.h"
 
 #include <comutil.h>
 
 namespace mozilla {

--- a/caps/DomainPolicy.cpp
+++ b/caps/DomainPolicy.cpp
@@ -2,17 +2,17 @@
 /* vim: set ts=4 et sw=4 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "DomainPolicy.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/ipc/URIUtils.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsIMessageManager.h"
 #include "nsScriptSecurityManager.h"
 
 namespace mozilla {
 
 using namespace ipc;
 using namespace dom;
 

--- a/chrome/nsChromeRegistryChrome.cpp
+++ b/chrome/nsChromeRegistryChrome.cpp
@@ -20,17 +20,17 @@
 #include "nsComponentManager.h"
 #include "nsEnumeratorUtils.h"
 #include "nsNetUtil.h"
 #include "nsStringEnumerator.h"
 #include "nsTextFormatter.h"
 #include "nsXPCOMCIDInternal.h"
 
 #include "mozilla/LookAndFeel.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "nsICommandLine.h"
 #include "nsILocaleService.h"
 #include "nsIObserverService.h"
 #include "nsIPrefBranch.h"
 #include "nsIPrefService.h"
 #include "mozilla/Preferences.h"
 #include "nsIResProtocolHandler.h"

--- a/docshell/base/nsDocShell.cpp
+++ b/docshell/base/nsDocShell.cpp
@@ -23,17 +23,17 @@
 #include "mozilla/dom/PermissionMessageUtils.h"
 #include "mozilla/dom/workers/ServiceWorkerManager.h"
 #include "mozilla/EventStateManager.h"
 #include "mozilla/LoadInfo.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Services.h"
 #include "mozilla/StartupTimeline.h"
 #include "mozilla/Telemetry.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "Navigator.h"
 #include "URIUtils.h"
 
 #include "nsIContent.h"
 #include "nsIContentInlines.h"
 #include "nsIDocument.h"
 #include "nsIDOMDocument.h"
 #include "nsIDOMElement.h"

--- a/dom/asmjscache/AsmJSCache.cpp
+++ b/dom/asmjscache/AsmJSCache.cpp
@@ -21,17 +21,17 @@
 #include "mozilla/dom/quota/QuotaManager.h"
 #include "mozilla/dom/quota/QuotaObject.h"
 #include "mozilla/dom/quota/UsageInfo.h"
 #include "mozilla/HashFunctions.h"
 #include "mozilla/ipc/BackgroundChild.h"
 #include "mozilla/ipc/BackgroundParent.h"
 #include "mozilla/ipc/BackgroundUtils.h"
 #include "mozilla/ipc/PBackgroundChild.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsAutoPtr.h"
 #include "nsIAtom.h"
 #include "nsIFile.h"
 #include "nsIIPCBackgroundChildCreateCallback.h"
 #include "nsIPermissionManager.h"
 #include "nsIPrincipal.h"
 #include "nsIRunnable.h"
 #include "nsISimpleEnumerator.h"

--- a/dom/audiochannel/AudioChannelService.cpp
+++ b/dom/audiochannel/AudioChannelService.cpp
@@ -5,17 +5,17 @@
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "AudioChannelService.h"
 
 #include "base/basictypes.h"
 
 #include "mozilla/Services.h"
 #include "mozilla/StaticPtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "mozilla/dom/ContentChild.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/TabParent.h"
 
 #include "nsContentUtils.h"
 #include "nsIScriptSecurityManager.h"
 #include "nsISupportsPrimitives.h"

--- a/dom/base/ImageEncoder.cpp
+++ b/dom/base/ImageEncoder.cpp
@@ -6,17 +6,17 @@
 
 #include "ImageEncoder.h"
 #include "mozilla/dom/CanvasRenderingContext2D.h"
 #include "mozilla/gfx/2D.h"
 #include "mozilla/gfx/DataSurfaceHelpers.h"
 #include "mozilla/layers/AsyncCanvasRenderer.h"
 #include "mozilla/RefPtr.h"
 #include "mozilla/SyncRunnable.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "gfxUtils.h"
 #include "nsIThreadPool.h"
 #include "nsNetUtil.h"
 #include "nsXPCOMCIDInternal.h"
 #include "WorkerPrivate.h"
 #include "YCbCrUtils.h"
 
 using namespace mozilla::gfx;

--- a/dom/base/nsContentPermissionHelper.cpp
+++ b/dom/base/nsContentPermissionHelper.cpp
@@ -16,17 +16,17 @@
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/Event.h"
 #include "mozilla/dom/PContentPermission.h"
 #include "mozilla/dom/PermissionMessageUtils.h"
 #include "mozilla/dom/PContentPermissionRequestParent.h"
 #include "mozilla/dom/ScriptSettings.h"
 #include "mozilla/dom/TabChild.h"
 #include "mozilla/dom/TabParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsComponentManagerUtils.h"
 #include "nsArrayUtils.h"
 #include "nsIMutableArray.h"
 #include "nsContentPermissionHelper.h"
 #include "nsJSUtils.h"
 #include "nsISupportsPrimitives.h"
 #include "nsServiceManagerUtils.h"
 #include "nsIDocument.h"

--- a/dom/base/nsFocusManager.cpp
+++ b/dom/base/nsFocusManager.cpp
@@ -50,17 +50,17 @@
 #include "mozilla/dom/HTMLInputElement.h"
 #include "mozilla/EventDispatcher.h"
 #include "mozilla/EventStateManager.h"
 #include "mozilla/EventStates.h"
 #include "mozilla/IMEStateManager.h"
 #include "mozilla/LookAndFeel.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Services.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include <algorithm>
 
 #ifdef MOZ_XUL
 #include "nsIDOMXULTextboxElement.h"
 #include "nsIDOMXULMenuListElement.h"
 #endif
 
 #ifdef ACCESSIBILITY

--- a/dom/base/nsFrameLoader.cpp
+++ b/dom/base/nsFrameLoader.cpp
@@ -78,17 +78,17 @@
 #include "ContentParent.h"
 #include "TabParent.h"
 #include "mozilla/plugins/PPluginWidgetParent.h"
 #include "../plugins/ipc/PluginWidgetParent.h"
 #include "mozilla/AsyncEventDispatcher.h"
 #include "mozilla/BasePrincipal.h"
 #include "mozilla/GuardObjects.h"
 #include "mozilla/Preferences.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/jsipc/CrossProcessObjectWrappers.h"
 #include "mozilla/layout/RenderFrameParent.h"
 #include "nsIAppsService.h"
 #include "GeckoProfiler.h"
 
 #include "jsapi.h"
 #include "mozilla/dom/HTMLIFrameElement.h"

--- a/dom/base/nsGlobalWindow.cpp
+++ b/dom/base/nsGlobalWindow.cpp
@@ -55,17 +55,17 @@
 #include "jswrapper.h"
 #include "nsReadableUtils.h"
 #include "nsDOMClassInfo.h"
 #include "nsJSEnvironment.h"
 #include "ScriptSettings.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Likely.h"
 #include "mozilla/Sprintf.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 // Other Classes
 #include "mozilla/dom/BarProps.h"
 #include "nsContentCID.h"
 #include "nsLayoutStatics.h"
 #include "nsCCUncollectableMarker.h"
 #include "mozilla/dom/workers/Workers.h"
 #include "mozilla/dom/ToJSValue.h"

--- a/dom/base/nsScriptLoader.cpp
+++ b/dom/base/nsScriptLoader.cpp
@@ -48,17 +48,17 @@
 #include "nsProxyRelease.h"
 #include "nsSandboxFlags.h"
 #include "nsContentTypeParser.h"
 #include "nsINetworkPredictor.h"
 #include "ImportManager.h"
 #include "mozilla/dom/EncodingUtils.h"
 
 #include "mozilla/Attributes.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsIScriptError.h"
 
 using namespace mozilla;
 using namespace mozilla::dom;
 
 using JS::SourceBufferHolder;
 
 static LazyLogModule gCspPRLog("CSP");

--- a/dom/bindings/BindingUtils.cpp
+++ b/dom/bindings/BindingUtils.cpp
@@ -9,17 +9,17 @@
 #include <algorithm>
 #include <stdarg.h>
 
 #include "mozilla/Assertions.h"
 #include "mozilla/DebugOnly.h"
 #include "mozilla/FloatingPoint.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/SizePrintfMacros.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/UseCounter.h"
 
 #include "AccessCheck.h"
 #include "jsfriendapi.h"
 #include "nsContentUtils.h"
 #include "nsGlobalWindow.h"
 #include "nsIDocShell.h"
 #include "nsIDOMGlobalPropertyInitializer.h"

--- a/dom/bluetooth/bluedroid/BluetoothDaemonA2dpInterface.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothDaemonA2dpInterface.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BluetoothDaemonA2dpInterface.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 using namespace mozilla::ipc;
 
 //
 // A2DP module
 //

--- a/dom/bluetooth/bluedroid/BluetoothDaemonAvrcpInterface.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothDaemonAvrcpInterface.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BluetoothDaemonAvrcpInterface.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 using namespace mozilla::ipc;
 
 //
 // AVRCP module
 //

--- a/dom/bluetooth/bluedroid/BluetoothDaemonCoreInterface.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothDaemonCoreInterface.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BluetoothDaemonCoreInterface.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 using namespace mozilla::ipc;
 
 //
 // Core module
 //

--- a/dom/bluetooth/bluedroid/BluetoothDaemonGattInterface.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothDaemonGattInterface.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BluetoothDaemonGattInterface.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 using namespace mozilla::ipc;
 
 //
 // GATT module
 //

--- a/dom/bluetooth/bluedroid/BluetoothDaemonHandsfreeInterface.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothDaemonHandsfreeInterface.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BluetoothDaemonHandsfreeInterface.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 using namespace mozilla::ipc;
 
 //
 // Handsfree module
 //

--- a/dom/bluetooth/bluedroid/BluetoothDaemonHidInterface.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothDaemonHidInterface.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BluetoothDaemonHidInterface.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 using namespace mozilla::ipc;
 
 //
 // Hid module
 //

--- a/dom/bluetooth/bluedroid/BluetoothDaemonSetupInterface.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothDaemonSetupInterface.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BluetoothDaemonSetupInterface.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 using namespace mozilla::ipc;
 
 //
 // Setup module
 //

--- a/dom/bluetooth/bluedroid/BluetoothDaemonSocketInterface.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothDaemonSocketInterface.cpp
@@ -2,17 +2,17 @@
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BluetoothDaemonSocketInterface.h"
 #include "BluetoothSocketMessageWatcher.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsXULAppAPI.h"
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 using namespace mozilla::ipc;
 
 //
 // Socket module

--- a/dom/bluetooth/bluedroid/BluetoothServiceBluedroid.cpp
+++ b/dom/bluetooth/bluedroid/BluetoothServiceBluedroid.cpp
@@ -29,17 +29,17 @@
 #include "BluetoothProfileController.h"
 #include "BluetoothReplyRunnable.h"
 #include "BluetoothUtils.h"
 #include "BluetoothUuidHelper.h"
 #include "mozilla/dom/bluetooth/BluetoothTypes.h"
 #include "mozilla/ipc/SocketBase.h"
 #include "mozilla/StaticMutex.h"
 #include "mozilla/StaticPtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #define ENSURE_BLUETOOTH_IS_ENABLED(runnable, result)                  \
   do {                                                                 \
     if (!IsEnabled()) {                                                \
       DispatchReplyError(runnable,                                     \
         NS_LITERAL_STRING("Bluetooth is not enabled"));                \
       return result;                                                   \
     }                                                                  \

--- a/dom/bluetooth/bluez/BluetoothDBusService.cpp
+++ b/dom/bluetooth/bluez/BluetoothDBusService.cpp
@@ -43,17 +43,17 @@
 #include "mozilla/Hal.h"
 #include "mozilla/ipc/SocketBase.h"
 #include "mozilla/ipc/DBusUtils.h"
 #include "mozilla/ipc/RawDBusConnection.h"
 #include "mozilla/LazyIdleThread.h"
 #include "mozilla/Monitor.h"
 #include "mozilla/Mutex.h"
 #include "mozilla/StaticMutex.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #if defined(MOZ_WIDGET_GONK)
 #include "cutils/properties.h"
 #include <dlfcn.h>
 #endif
 
 /**
  * Some rules for dealing with memory in DBus:

--- a/dom/bluetooth/bluez/BluetoothSocket.cpp
+++ b/dom/bluetooth/bluez/BluetoothSocket.cpp
@@ -7,17 +7,17 @@
 #include "BluetoothSocket.h"
 #include <fcntl.h>
 #include "BluetoothSocketObserver.h"
 #include "BluetoothUnixSocketConnector.h"
 #include "BluetoothUtils.h"
 #include "mozilla/RefPtr.h"
 #include "nsISupportsImpl.h" // for MOZ_COUNT_CTOR, MOZ_COUNT_DTOR
 #include "nsXULAppAPI.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 using namespace mozilla::ipc;
 
 BEGIN_BLUETOOTH_NAMESPACE
 
 static const size_t MAX_READ_SIZE = 1 << 16;
 
 //

--- a/dom/bluetooth/common/BluetoothService.cpp
+++ b/dom/bluetooth/common/BluetoothService.cpp
@@ -13,17 +13,17 @@
 #include "BluetoothReplyRunnable.h"
 #include "BluetoothServiceChildProcess.h"
 #include "BluetoothUtils.h"
 
 #include "jsapi.h"
 #include "mozilla/ClearOnShutdown.h"
 #include "mozilla/Services.h"
 #include "mozilla/StaticPtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/BindingUtils.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/bluetooth/BluetoothTypes.h"
 #include "mozilla/dom/ipc/BlobChild.h"
 #include "mozilla/dom/ipc/BlobParent.h"
 #include "nsAutoPtr.h"
 #include "nsContentUtils.h"
 #include "nsIObserverService.h"

--- a/dom/bluetooth/ipc/BluetoothParent.cpp
+++ b/dom/bluetooth/ipc/BluetoothParent.cpp
@@ -4,17 +4,17 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "base/basictypes.h"
 
 #include "BluetoothParent.h"
 
 #include "mozilla/Assertions.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsDebug.h"
 #include "nsISupportsImpl.h"
 #include "nsThreadUtils.h"
 
 #include "BluetoothReplyRunnable.h"
 #include "BluetoothService.h"
 
 using mozilla::Unused;

--- a/dom/broadcastchannel/BroadcastChannelParent.cpp
+++ b/dom/broadcastchannel/BroadcastChannelParent.cpp
@@ -4,17 +4,17 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "BroadcastChannelParent.h"
 #include "BroadcastChannelService.h"
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/ipc/BlobParent.h"
 #include "mozilla/ipc/BackgroundParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsIScriptSecurityManager.h"
 
 namespace mozilla {
 
 using namespace ipc;
 
 namespace dom {
 

--- a/dom/cache/AutoUtils.cpp
+++ b/dom/cache/AutoUtils.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/AutoUtils.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/InternalHeaders.h"
 #include "mozilla/dom/InternalRequest.h"
 #include "mozilla/dom/cache/CacheParent.h"
 #include "mozilla/dom/cache/CacheStreamControlParent.h"
 #include "mozilla/dom/cache/ReadStream.h"
 #include "mozilla/dom/cache/SavedTypes.h"
 #include "mozilla/dom/cache/StreamList.h"
 #include "mozilla/dom/cache/TypeUtils.h"

--- a/dom/cache/Cache.cpp
+++ b/dom/cache/Cache.cpp
@@ -14,17 +14,17 @@
 #include "mozilla/dom/WorkerPrivate.h"
 #include "mozilla/dom/CacheBinding.h"
 #include "mozilla/dom/cache/AutoUtils.h"
 #include "mozilla/dom/cache/CacheChild.h"
 #include "mozilla/dom/cache/CacheWorkerHolder.h"
 #include "mozilla/dom/cache/ReadStream.h"
 #include "mozilla/ErrorResult.h"
 #include "mozilla/Preferences.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsIGlobalObject.h"
 
 namespace mozilla {
 namespace dom {
 namespace cache {
 
 using mozilla::dom::workers::GetCurrentThreadWorkerPrivate;
 using mozilla::dom::workers::WorkerPrivate;

--- a/dom/cache/CacheChild.cpp
+++ b/dom/cache/CacheChild.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/CacheChild.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/cache/ActorUtils.h"
 #include "mozilla/dom/cache/Cache.h"
 #include "mozilla/dom/cache/CacheOpChild.h"
 
 namespace mozilla {
 namespace dom {
 namespace cache {
 

--- a/dom/cache/CacheOpParent.cpp
+++ b/dom/cache/CacheOpParent.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/CacheOpParent.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/cache/AutoUtils.h"
 #include "mozilla/dom/cache/ReadStream.h"
 #include "mozilla/dom/cache/SavedTypes.h"
 #include "mozilla/ipc/FileDescriptorSetParent.h"
 #include "mozilla/ipc/InputStreamUtils.h"
 #include "mozilla/ipc/SendStream.h"
 
 namespace mozilla {

--- a/dom/cache/CacheStorage.cpp
+++ b/dom/cache/CacheStorage.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/CacheStorage.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/CacheStorageBinding.h"
 #include "mozilla/dom/Promise.h"
 #include "mozilla/dom/Response.h"
 #include "mozilla/dom/cache/AutoUtils.h"
 #include "mozilla/dom/cache/Cache.h"
 #include "mozilla/dom/cache/CacheChild.h"
 #include "mozilla/dom/cache/CacheStorageChild.h"
 #include "mozilla/dom/cache/CacheWorkerHolder.h"

--- a/dom/cache/CacheStorageChild.cpp
+++ b/dom/cache/CacheStorageChild.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/CacheStorageChild.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/cache/CacheChild.h"
 #include "mozilla/dom/cache/CacheOpChild.h"
 #include "mozilla/dom/cache/CacheStorage.h"
 
 namespace mozilla {
 namespace dom {
 namespace cache {
 

--- a/dom/cache/CacheStorageParent.cpp
+++ b/dom/cache/CacheStorageParent.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/CacheStorageParent.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/cache/ActorUtils.h"
 #include "mozilla/dom/cache/CacheOpParent.h"
 #include "mozilla/dom/cache/ManagerId.h"
 #include "mozilla/ipc/PBackgroundParent.h"
 
 namespace mozilla {
 namespace dom {

--- a/dom/cache/CacheStreamControlChild.cpp
+++ b/dom/cache/CacheStreamControlChild.cpp
@@ -2,17 +2,17 @@
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/CacheStreamControlChild.h"
 
 #include "mozilla/DebugOnly.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/cache/ActorUtils.h"
 #include "mozilla/dom/cache/CacheTypes.h"
 #include "mozilla/dom/cache/ReadStream.h"
 #include "mozilla/ipc/FileDescriptorSetChild.h"
 #include "mozilla/ipc/PBackgroundChild.h"
 #include "mozilla/ipc/PFileDescriptorSetChild.h"
 #include "nsISupportsImpl.h"
 

--- a/dom/cache/CacheStreamControlParent.cpp
+++ b/dom/cache/CacheStreamControlParent.cpp
@@ -2,17 +2,17 @@
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/CacheStreamControlParent.h"
 
 #include "mozilla/DebugOnly.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/cache/CacheTypes.h"
 #include "mozilla/dom/cache/ReadStream.h"
 #include "mozilla/dom/cache/StreamList.h"
 #include "mozilla/ipc/FileDescriptorSetParent.h"
 #include "mozilla/ipc/PBackgroundParent.h"
 #include "mozilla/ipc/PFileDescriptorSetParent.h"
 #include "nsISupportsImpl.h"
 

--- a/dom/cache/FileUtils.cpp
+++ b/dom/cache/FileUtils.cpp
@@ -3,17 +3,17 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/FileUtils.h"
 
 #include "mozilla/dom/quota/FileStreams.h"
 #include "mozilla/SnappyCompressOutputStream.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsIFile.h"
 #include "nsIUUIDGenerator.h"
 #include "nsNetCID.h"
 #include "nsISimpleEnumerator.h"
 #include "nsServiceManagerUtils.h"
 #include "nsString.h"
 #include "nsThreadUtils.h"
 

--- a/dom/cache/Manager.cpp
+++ b/dom/cache/Manager.cpp
@@ -5,17 +5,17 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/Manager.h"
 
 #include "mozilla/AutoRestore.h"
 #include "mozilla/Mutex.h"
 #include "mozilla/StaticMutex.h"
 #include "mozilla/StaticPtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/cache/Context.h"
 #include "mozilla/dom/cache/DBAction.h"
 #include "mozilla/dom/cache/DBSchema.h"
 #include "mozilla/dom/cache/FileUtils.h"
 #include "mozilla/dom/cache/ManagerId.h"
 #include "mozilla/dom/cache/CacheTypes.h"
 #include "mozilla/dom/cache/SavedTypes.h"
 #include "mozilla/dom/cache/StreamList.h"

--- a/dom/cache/ReadStream.cpp
+++ b/dom/cache/ReadStream.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/ReadStream.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/cache/CacheStreamControlChild.h"
 #include "mozilla/dom/cache/CacheStreamControlParent.h"
 #include "mozilla/dom/cache/CacheTypes.h"
 #include "mozilla/ipc/IPCStreamUtils.h"
 #include "mozilla/SnappyUncompressInputStream.h"
 #include "nsIAsyncInputStream.h"
 #include "nsTArray.h"
 

--- a/dom/cache/TypeUtils.cpp
+++ b/dom/cache/TypeUtils.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/cache/TypeUtils.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/CacheBinding.h"
 #include "mozilla/dom/InternalRequest.h"
 #include "mozilla/dom/Request.h"
 #include "mozilla/dom/Response.h"
 #include "mozilla/dom/cache/CacheTypes.h"
 #include "mozilla/dom/cache/ReadStream.h"
 #include "mozilla/ipc/BackgroundChild.h"
 #include "mozilla/ipc/PBackgroundChild.h"

--- a/dom/camera/CameraControlImpl.cpp
+++ b/dom/camera/CameraControlImpl.cpp
@@ -1,16 +1,16 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "CameraControlImpl.h"
 #include "base/basictypes.h"
 #include "mozilla/Assertions.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsPrintfCString.h"
 #include "nsIWeakReferenceUtils.h"
 #include "CameraCommon.h"
 #include "nsGlobalWindow.h"
 #include "DeviceStorageFileDescriptor.h"
 #include "CameraControlListener.h"
 
 using namespace mozilla;

--- a/dom/camera/DOMCameraControl.cpp
+++ b/dom/camera/DOMCameraControl.cpp
@@ -10,17 +10,17 @@
 #include "nsThread.h"
 #include "DeviceStorage.h"
 #include "DeviceStorageFileDescriptor.h"
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/TabChild.h"
 #include "mozilla/ipc/FileDescriptorUtils.h"
 #include "mozilla/MediaManager.h"
 #include "mozilla/Services.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsIAppsService.h"
 #include "nsIObserverService.h"
 #include "nsIDOMEventListener.h"
 #include "nsIScriptSecurityManager.h"
 #include "Navigator.h"
 #include "nsXULAppAPI.h"
 #include "DOMCameraManager.h"
 #include "DOMCameraCapabilities.h"

--- a/dom/camera/GonkCameraControl.cpp
+++ b/dom/camera/GonkCameraControl.cpp
@@ -33,17 +33,17 @@
 #endif
 #include "nsNetCID.h" // for NS_STREAMTRANSPORTSERVICE_CONTRACTID
 #include "nsCOMPtr.h"
 #include "nsMemory.h"
 #include "nsThread.h"
 #include "nsITimer.h"
 #include "mozilla/FileUtils.h"
 #include "mozilla/Services.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/ipc/FileDescriptorUtils.h"
 #include "nsAlgorithm.h"
 #include "nsPrintfCString.h"
 #include "GonkCameraHwMgr.h"
 #include "GonkRecorderProfiles.h"
 #include "CameraCommon.h"
 #include "GonkCameraParameters.h"
 #include "DeviceStorageFileDescriptor.h"

--- a/dom/canvas/CanvasRenderingContext2D.cpp
+++ b/dom/canvas/CanvasRenderingContext2D.cpp
@@ -93,17 +93,17 @@
 #include "mozilla/ipc/DocumentRendererParent.h"
 #include "mozilla/ipc/PDocumentRendererParent.h"
 #include "mozilla/layers/PersistentBufferProvider.h"
 #include "mozilla/MathAlgorithms.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Telemetry.h"
 #include "mozilla/TimeStamp.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsCCUncollectableMarker.h"
 #include "nsWrapperCacheInlines.h"
 #include "mozilla/dom/CanvasRenderingContext2DBinding.h"
 #include "mozilla/dom/CanvasPath.h"
 #include "mozilla/dom/HTMLImageElement.h"
 #include "mozilla/dom/HTMLVideoElement.h"
 #include "mozilla/dom/SVGMatrix.h"
 #include "mozilla/dom/TextMetrics.h"

--- a/dom/canvas/WebGLTexture.cpp
+++ b/dom/canvas/WebGLTexture.cpp
@@ -6,17 +6,17 @@
 #include "WebGLTexture.h"
 
 #include <algorithm>
 #include "GLContext.h"
 #include "mozilla/dom/WebGLRenderingContextBinding.h"
 #include "mozilla/gfx/Logging.h"
 #include "mozilla/MathAlgorithms.h"
 #include "mozilla/Scoped.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "ScopedGLHelpers.h"
 #include "WebGLContext.h"
 #include "WebGLContextUtils.h"
 #include "WebGLFramebuffer.h"
 #include "WebGLSampler.h"
 #include "WebGLTexelConversions.h"
 
 namespace mozilla {

--- a/dom/canvas/WebGLTextureUpload.cpp
+++ b/dom/canvas/WebGLTextureUpload.cpp
@@ -11,17 +11,17 @@
 #include "gfxPrefs.h"
 #include "GLBlitHelper.h"
 #include "GLContext.h"
 #include "mozilla/gfx/2D.h"
 #include "mozilla/dom/HTMLVideoElement.h"
 #include "mozilla/dom/ImageData.h"
 #include "mozilla/MathAlgorithms.h"
 #include "mozilla/Scoped.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "ScopedGLHelpers.h"
 #include "TexUnpackBlob.h"
 #include "WebGLContext.h"
 #include "WebGLContextUtils.h"
 #include "WebGLFramebuffer.h"
 #include "WebGLTexelConversions.h"
 
 namespace mozilla {

--- a/dom/devicestorage/DeviceStorageRequestParent.cpp
+++ b/dom/devicestorage/DeviceStorageRequestParent.cpp
@@ -2,17 +2,17 @@
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "DeviceStorageRequestParent.h"
 #include "nsIMIMEService.h"
 #include "nsCExternalHandlerService.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/ipc/BlobParent.h"
 #include "ContentParent.h"
 #include "nsProxyRelease.h"
 #include "AppProcessChecker.h"
 #include "mozilla/Preferences.h"
 #include "nsNetCID.h"
 

--- a/dom/events/EventDispatcher.cpp
+++ b/dom/events/EventDispatcher.cpp
@@ -52,17 +52,17 @@
 #include "mozilla/EventListenerManager.h"
 #include "mozilla/InternalMutationEvent.h"
 #include "mozilla/ipc/MessageChannel.h"
 #include "mozilla/MiscEvents.h"
 #include "mozilla/MouseEvents.h"
 #include "mozilla/Telemetry.h"
 #include "mozilla/TextEvents.h"
 #include "mozilla/TouchEvents.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #ifdef MOZ_TASK_TRACER
 #include "GeckoTaskTracer.h"
 #include "mozilla/dom/Element.h"
 using namespace mozilla::tasktracer;
 #endif
 
 namespace mozilla {

--- a/dom/events/IMEStateManager.cpp
+++ b/dom/events/IMEStateManager.cpp
@@ -11,17 +11,17 @@
 #include "mozilla/Attributes.h"
 #include "mozilla/EventListenerManager.h"
 #include "mozilla/EventStates.h"
 #include "mozilla/MouseEvents.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Services.h"
 #include "mozilla/TextComposition.h"
 #include "mozilla/TextEvents.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/HTMLFormElement.h"
 #include "mozilla/dom/TabParent.h"
 
 #include "HTMLInputElement.h"
 #include "IMEContentObserver.h"
 
 #include "nsCOMPtr.h"
 #include "nsContentUtils.h"

--- a/dom/events/TextComposition.cpp
+++ b/dom/events/TextComposition.cpp
@@ -14,17 +14,17 @@
 #include "nsPresContext.h"
 #include "mozilla/AutoRestore.h"
 #include "mozilla/EventDispatcher.h"
 #include "mozilla/IMEStateManager.h"
 #include "mozilla/MiscEvents.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/TextComposition.h"
 #include "mozilla/TextEvents.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/TabParent.h"
 
 #ifdef XP_MACOSX
 // Some defiens will be conflict with OSX SDK
 #define TextRange _TextRange
 #define TextRangeArray _TextRangeArray
 #define Comment _Comment
 #endif

--- a/dom/fetch/FetchDriver.cpp
+++ b/dom/fetch/FetchDriver.cpp
@@ -26,17 +26,17 @@
 #include "nsNetUtil.h"
 #include "nsPrintfCString.h"
 #include "nsStreamUtils.h"
 #include "nsStringStream.h"
 #include "nsHttpChannel.h"
 
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/workers/Workers.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "Fetch.h"
 #include "InternalRequest.h"
 #include "InternalResponse.h"
 
 namespace mozilla {
 namespace dom {
 

--- a/dom/fetch/Request.cpp
+++ b/dom/fetch/Request.cpp
@@ -11,17 +11,17 @@
 
 #include "mozilla/ErrorResult.h"
 #include "mozilla/dom/Headers.h"
 #include "mozilla/dom/Fetch.h"
 #include "mozilla/dom/FetchUtil.h"
 #include "mozilla/dom/Promise.h"
 #include "mozilla/dom/URL.h"
 #include "mozilla/dom/WorkerPrivate.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "WorkerPrivate.h"
 
 namespace mozilla {
 namespace dom {
 
 NS_IMPL_CYCLE_COLLECTING_ADDREF(Request)
 NS_IMPL_CYCLE_COLLECTING_RELEASE(Request)

--- a/dom/filehandle/ActorsParent.cpp
+++ b/dom/filehandle/ActorsParent.cpp
@@ -2,17 +2,17 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "ActorsParent.h"
 
 #include "mozilla/Assertions.h"
 #include "mozilla/Atomics.h"
 #include "mozilla/Attributes.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/FileHandleCommon.h"
 #include "mozilla/dom/PBackgroundFileHandleParent.h"
 #include "mozilla/dom/PBackgroundFileRequestParent.h"
 #include "mozilla/dom/indexedDB/ActorsParent.h"
 #include "mozilla/dom/ipc/BlobParent.h"
 #include "nsAutoPtr.h"
 #include "nsComponentManagerUtils.h"

--- a/dom/filesystem/FileSystemTaskBase.cpp
+++ b/dom/filesystem/FileSystemTaskBase.cpp
@@ -9,17 +9,17 @@
 #include "nsNetCID.h"
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/FileSystemBase.h"
 #include "mozilla/dom/FileSystemRequestParent.h"
 #include "mozilla/dom/FileSystemUtils.h"
 #include "mozilla/dom/Promise.h"
 #include "mozilla/dom/ipc/BlobParent.h"
 #include "mozilla/ipc/BackgroundParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsProxyRelease.h"
 
 namespace mozilla {
 namespace dom {
 
 namespace {
 
 nsresult

--- a/dom/flyweb/FlyWebPublishedServer.cpp
+++ b/dom/flyweb/FlyWebPublishedServer.cpp
@@ -12,17 +12,17 @@
 #include "mozilla/dom/ContentChild.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/InternalResponse.h"
 #include "mozilla/ipc/IPCStreamUtils.h"
 #include "mozilla/net/NeckoParent.h"
 #include "mozilla/net/IPCTransportProvider.h"
 #include "mozilla/ErrorResult.h"
 #include "mozilla/Preferences.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsCharSeparatedTokenizer.h"
 #include "nsGlobalWindow.h"
 #include "WebSocketChannel.h"
 
 namespace mozilla {
 namespace dom {
 
 static LazyLogModule gFlyWebPublishedServerLog("FlyWebPublishedServer");

--- a/dom/fmradio/ipc/FMRadioParent.cpp
+++ b/dom/fmradio/ipc/FMRadioParent.cpp
@@ -1,16 +1,16 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "FMRadioParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/DebugOnly.h"
 #include "FMRadioRequestParent.h"
 #include "FMRadioService.h"
 
 BEGIN_FMRADIO_NAMESPACE
 
 FMRadioParent::FMRadioParent()

--- a/dom/fmradio/ipc/FMRadioRequestParent.cpp
+++ b/dom/fmradio/ipc/FMRadioRequestParent.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "FMRadioRequestParent.h"
 #include "FMRadioService.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/PFMRadio.h"
 
 BEGIN_FMRADIO_NAMESPACE
 
 FMRadioRequestParent::FMRadioRequestParent()
   : mActorDestroyed(false)
 {
   MOZ_COUNT_CTOR(FMRadioRequestParent);

--- a/dom/gamepad/GamepadManager.cpp
+++ b/dom/gamepad/GamepadManager.cpp
@@ -24,17 +24,17 @@
 #include "nsIDOMEvent.h"
 #include "nsIDOMDocument.h"
 #include "nsIDOMWindow.h"
 #include "nsIObserver.h"
 #include "nsIObserverService.h"
 #include "nsIServiceManager.h"
 #include "nsThreadUtils.h"
 #include "mozilla/Services.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include <cstddef>
 
 using namespace mozilla::ipc;
 
 namespace mozilla {
 namespace dom {
 

--- a/dom/gamepad/GamepadPlatformService.cpp
+++ b/dom/gamepad/GamepadPlatformService.cpp
@@ -4,17 +4,17 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/GamepadPlatformService.h"
 
 #include "mozilla/dom/GamepadEventChannelParent.h"
 #include "mozilla/ipc/BackgroundParent.h"
 #include "mozilla/Mutex.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "nsCOMPtr.h"
 #include "nsHashKeys.h"
 #include "nsIThread.h"
 
 using namespace mozilla::ipc;
 
 namespace mozilla {

--- a/dom/gamepad/GamepadServiceTest.cpp
+++ b/dom/gamepad/GamepadServiceTest.cpp
@@ -2,27 +2,27 @@
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GamepadServiceTest.h"
 
 #include "mozilla/ErrorResult.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "mozilla/dom/GamepadManager.h"
 #include "mozilla/dom/GamepadPlatformService.h"
 #include "mozilla/dom/GamepadServiceTestBinding.h"
 #include "mozilla/dom/GamepadTestChannelChild.h"
 
 #include "mozilla/ipc/BackgroundChild.h"
 #include "mozilla/ipc/PBackgroundChild.h"
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "nsIObserver.h"
 #include "nsIObserverService.h"
 
 namespace mozilla {
 namespace dom {
 
 /*

--- a/dom/gamepad/ipc/GamepadTestChannelParent.cpp
+++ b/dom/gamepad/ipc/GamepadTestChannelParent.cpp
@@ -1,16 +1,16 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GamepadTestChannelParent.h"
 
 #include "mozilla/dom/GamepadPlatformService.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 namespace mozilla {
 namespace dom {
 
 bool
 GamepadTestChannelParent::RecvGamepadTestEvent(const uint32_t& aID,
                                                const GamepadChangeEvent& aEvent)
 {

--- a/dom/geolocation/nsGeolocation.cpp
+++ b/dom/geolocation/nsGeolocation.cpp
@@ -21,17 +21,17 @@
 #include "nsIDocument.h"
 #include "nsIDOMEvent.h"
 #include "nsIObserverService.h"
 #include "nsPIDOMWindow.h"
 #include "nsThreadUtils.h"
 #include "mozilla/HalWakeLock.h"
 #include "mozilla/Hal.h"
 #include "mozilla/Services.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/ClearOnShutdown.h"
 #include "mozilla/dom/Event.h"
 #include "mozilla/WeakPtr.h"
 #include "mozilla/dom/PermissionMessageUtils.h"
 #include "mozilla/dom/SettingChangeNotificationBinding.h"
 #include "mozilla/dom/WakeLock.h"
 

--- a/dom/indexedDB/ActorsParent.cpp
+++ b/dom/indexedDB/ActorsParent.cpp
@@ -23,17 +23,17 @@
 #include "mozilla/AutoRestore.h"
 #include "mozilla/EndianUtils.h"
 #include "mozilla/LazyIdleThread.h"
 #include "mozilla/Maybe.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Services.h"
 #include "mozilla/StaticPtr.h"
 #include "mozilla/storage.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/UniquePtrExtensions.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/StructuredCloneTags.h"
 #include "mozilla/dom/TabParent.h"
 #include "mozilla/dom/filehandle/ActorsParent.h"
 #include "mozilla/dom/indexedDB/PBackgroundIDBCursorParent.h"
 #include "mozilla/dom/indexedDB/PBackgroundIDBDatabaseParent.h"

--- a/dom/ipc/Blob.cpp
+++ b/dom/ipc/Blob.cpp
@@ -12,17 +12,17 @@
 #include "ContentParent.h"
 #include "FileDescriptorSetChild.h"
 #include "jsapi.h"
 #include "mozilla/Assertions.h"
 #include "mozilla/ClearOnShutdown.h"
 #include "mozilla/DebugOnly.h"
 #include "mozilla/Monitor.h"
 #include "mozilla/Mutex.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/nsIContentParent.h"
 #include "mozilla/dom/nsIContentChild.h"
 #include "mozilla/dom/PBlobStreamChild.h"
 #include "mozilla/dom/PBlobStreamParent.h"
 #include "mozilla/dom/indexedDB/FileSnapshot.h"
 #include "mozilla/dom/IndexedDatabaseManager.h"
 #include "mozilla/ipc/InputStreamUtils.h"

--- a/dom/ipc/ColorPickerParent.cpp
+++ b/dom/ipc/ColorPickerParent.cpp
@@ -3,17 +3,17 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "ColorPickerParent.h"
 #include "nsComponentManagerUtils.h"
 #include "nsIDocument.h"
 #include "nsIDOMWindow.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/TabParent.h"
 
 using mozilla::Unused;
 using namespace mozilla::dom;
 
 NS_IMPL_ISUPPORTS(ColorPickerParent::ColorPickerShownCallback,
                   nsIColorPickerShownCallback);

--- a/dom/ipc/ContentChild.cpp
+++ b/dom/ipc/ContentChild.cpp
@@ -71,17 +71,17 @@
 
 // Remove this include with Bug 1104619
 #include "CubebUtils.h"
 #elif defined(XP_MACOSX)
 #include "mozilla/Sandbox.h"
 #endif
 #endif
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "mozInlineSpellChecker.h"
 #include "nsDocShell.h"
 #include "nsIConsoleListener.h"
 #include "nsICycleCollectorListener.h"
 #include "nsIDragService.h"
 #include "nsIIPCBackgroundChildCreateCallback.h"
 #include "nsIInterfaceRequestorUtils.h"

--- a/dom/ipc/ContentParent.cpp
+++ b/dom/ipc/ContentParent.cpp
@@ -102,17 +102,17 @@
 #include "mozilla/ProcessHangMonitorIPC.h"
 #ifdef MOZ_ENABLE_PROFILER_SPS
 #include "mozilla/ProfileGatherer.h"
 #endif
 #include "mozilla/Services.h"
 #include "mozilla/StaticPtr.h"
 #include "mozilla/Telemetry.h"
 #include "mozilla/WebBrowserPersistDocumentParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsAnonymousTemporaryFile.h"
 #include "nsAppRunner.h"
 #include "nsCDefaultURIFixup.h"
 #include "nsCExternalHandlerService.h"
 #include "nsCOMPtr.h"
 #include "nsChromeRegistryChrome.h"
 #include "nsConsoleMessage.h"
 #include "nsConsoleService.h"

--- a/dom/ipc/DatePickerParent.cpp
+++ b/dom/ipc/DatePickerParent.cpp
@@ -3,17 +3,17 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "DatePickerParent.h"
 #include "nsComponentManagerUtils.h"
 #include "nsIDocument.h"
 #include "nsIDOMWindow.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/TabParent.h"
 
 using mozilla::Unused;
 using namespace mozilla::dom;
 
 NS_IMPL_ISUPPORTS(DatePickerParent::DatePickerShownCallback,
                   nsIDatePickerShownCallback);

--- a/dom/ipc/FilePickerParent.cpp
+++ b/dom/ipc/FilePickerParent.cpp
@@ -6,17 +6,17 @@
 
 #include "FilePickerParent.h"
 #include "nsComponentManagerUtils.h"
 #include "nsNetCID.h"
 #include "nsIDocument.h"
 #include "nsIDOMWindow.h"
 #include "nsIFile.h"
 #include "nsISimpleEnumerator.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/File.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/TabParent.h"
 #include "mozilla/dom/ipc/BlobParent.h"
 
 using mozilla::Unused;
 using namespace mozilla::dom;

--- a/dom/ipc/PreallocatedProcessManager.cpp
+++ b/dom/ipc/PreallocatedProcessManager.cpp
@@ -2,17 +2,17 @@
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/PreallocatedProcessManager.h"
 #include "mozilla/ClearOnShutdown.h"
 #include "mozilla/Preferences.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/ScriptSettings.h"
 #include "nsIPropertyBag2.h"
 #include "ProcessPriorityManager.h"
 #include "nsServiceManagerUtils.h"
 
 // This number is fairly arbitrary ... the intention is to put off
 // launching another app process until the last one has finished

--- a/dom/ipc/ProcessHangMonitor.cpp
+++ b/dom/ipc/ProcessHangMonitor.cpp
@@ -10,17 +10,17 @@
 #include "mozilla/Atomics.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/TabChild.h"
 #include "mozilla/dom/TabParent.h"
 #include "mozilla/Monitor.h"
 #include "mozilla/plugins/PluginBridge.h"
 #include "mozilla/Preferences.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "nsIFrameLoader.h"
 #include "nsIHangReport.h"
 #include "nsITabParent.h"
 #include "nsPluginHost.h"
 #include "nsThreadUtils.h"
 #ifdef MOZ_CRASHREPORTER
 #include "nsExceptionHandler.h"

--- a/dom/ipc/ProcessPriorityManager.cpp
+++ b/dom/ipc/ProcessPriorityManager.cpp
@@ -8,17 +8,17 @@
 #include "mozilla/ClearOnShutdown.h"
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/Element.h"
 #include "mozilla/dom/TabParent.h"
 #include "mozilla/Hal.h"
 #include "mozilla/IntegerPrintfMacros.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/Services.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "AudioChannelService.h"
 #include "mozilla/Logging.h"
 #include "nsPrintfCString.h"
 #include "nsXULAppAPI.h"
 #include "nsIFrameLoader.h"
 #include "nsIObserverService.h"
 #include "StaticPtr.h"
 #include "nsIMozBrowserFrame.h"

--- a/dom/ipc/ScreenManagerParent.cpp
+++ b/dom/ipc/ScreenManagerParent.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/TabParent.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsIWidget.h"
 #include "nsServiceManagerUtils.h"
 #include "ScreenManagerParent.h"
 #include "ContentProcessManager.h"
 
 namespace mozilla {
 namespace dom {
 

--- a/dom/ipc/TabChild.cpp
+++ b/dom/ipc/TabChild.cpp
@@ -38,17 +38,17 @@
 #include "mozilla/layout/RenderFrameParent.h"
 #include "mozilla/LookAndFeel.h"
 #include "mozilla/MouseEvents.h"
 #include "mozilla/Move.h"
 #include "mozilla/Services.h"
 #include "mozilla/StaticPtr.h"
 #include "mozilla/TextEvents.h"
 #include "mozilla/TouchEvents.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozIApplication.h"
 #include "nsContentUtils.h"
 #include "nsDocShell.h"
 #include "nsEmbedCID.h"
 #include "nsGlobalWindow.h"
 #include <algorithm>
 #ifdef MOZ_CRASHREPORTER
 #include "nsExceptionHandler.h"

--- a/dom/ipc/TabParent.cpp
+++ b/dom/ipc/TabParent.cpp
@@ -35,17 +35,17 @@
 #include "mozilla/layout/RenderFrameParent.h"
 #include "mozilla/LookAndFeel.h"
 #include "mozilla/MouseEvents.h"
 #include "mozilla/net/NeckoChild.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/TextEvents.h"
 #include "mozilla/TouchEvents.h"
 #include "mozilla/UniquePtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "BlobParent.h"
 #include "nsCOMPtr.h"
 #include "nsContentAreaDragDrop.h"
 #include "nsContentUtils.h"
 #include "nsDebug.h"
 #include "nsFocusManager.h"
 #include "nsFrameLoader.h"
 #include "nsIBaseWindow.h"

--- a/dom/ipc/nsIContentParent.cpp
+++ b/dom/ipc/nsIContentParent.cpp
@@ -12,17 +12,17 @@
 #include "mozilla/dom/ContentParent.h"
 #include "mozilla/dom/ContentBridgeParent.h"
 #include "mozilla/dom/PTabContext.h"
 #include "mozilla/dom/PermissionMessageUtils.h"
 #include "mozilla/dom/TabParent.h"
 #include "mozilla/dom/ipc/BlobParent.h"
 #include "mozilla/dom/ipc/StructuredCloneData.h"
 #include "mozilla/jsipc/CrossProcessObjectWrappers.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "nsFrameMessageManager.h"
 #include "nsIWebBrowserChrome.h"
 #include "nsPrintfCString.h"
 #include "xpcpublic.h"
 
 using namespace mozilla::jsipc;
 

--- a/dom/media/AudioCaptureStream.cpp
+++ b/dom/media/AudioCaptureStream.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "MediaStreamGraphImpl.h"
 #include "MediaStreamListener.h"
 #include "mozilla/MathAlgorithms.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "AudioSegment.h"
 #include "mozilla/Logging.h"
 #include "mozilla/Attributes.h"
 #include "AudioCaptureStream.h"
 #include "ImageContainer.h"
 #include "AudioNodeEngine.h"
 #include "AudioNodeStream.h"

--- a/dom/media/GraphDriver.cpp
+++ b/dom/media/GraphDriver.cpp
@@ -2,17 +2,17 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include <MediaStreamGraphImpl.h>
 #include "mozilla/dom/AudioContext.h"
 #include "mozilla/SharedThreadPool.h"
 #include "mozilla/ClearOnShutdown.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "CubebUtils.h"
 
 #ifdef MOZ_WEBRTC
 #include "webrtc/MediaEngineWebRTC.h"
 #endif
 
 #ifdef XP_MACOSX
 #include <sys/sysctl.h>

--- a/dom/media/MediaManager.h
+++ b/dom/media/MediaManager.h
@@ -3,17 +3,17 @@
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #ifndef MOZILLA_MEDIAMANAGER_H
 #define MOZILLA_MEDIAMANAGER_H
 
 #include "MediaEngine.h"
 #include "DeviceChangeCallback.h"
 #include "mozilla/Services.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsAutoPtr.h"
 #include "nsIMediaManager.h"
 
 #include "nsHashKeys.h"
 #include "nsGlobalWindow.h"
 #include "nsClassHashtable.h"
 #include "nsRefPtrHashtable.h"
 #include "nsIObserver.h"

--- a/dom/media/MediaStreamGraph.cpp
+++ b/dom/media/MediaStreamGraph.cpp
@@ -1,16 +1,16 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "MediaStreamGraphImpl.h"
 #include "mozilla/MathAlgorithms.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "AudioSegment.h"
 #include "VideoSegment.h"
 #include "nsContentUtils.h"
 #include "nsIObserver.h"
 #include "nsPrintfCString.h"
 #include "nsServiceManagerUtils.h"
 #include "prerror.h"
@@ -24,17 +24,17 @@
 #include "AudioNodeExternalInputStream.h"
 #include "MediaStreamListener.h"
 #include "MediaStreamVideoSink.h"
 #include "mozilla/dom/AudioContextBinding.h"
 #include "mozilla/media/MediaUtils.h"
 #include <algorithm>
 #include "GeckoProfiler.h"
 #include "VideoFrameContainer.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/media/MediaUtils.h"
 #ifdef MOZ_WEBRTC
 #include "AudioOutputObserver.h"
 #endif
 #include "mtransport/runnable_utils.h"
 
 #include "webaudio/blink/HRTFDatabaseLoader.h"
 

--- a/dom/media/TrackUnionStream.cpp
+++ b/dom/media/TrackUnionStream.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-*/
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "MediaStreamGraphImpl.h"
 #include "MediaStreamListener.h"
 #include "mozilla/MathAlgorithms.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "AudioSegment.h"
 #include "VideoSegment.h"
 #include "nsContentUtils.h"
 #include "nsIAppShell.h"
 #include "nsIObserver.h"
 #include "nsPrintfCString.h"
 #include "nsServiceManagerUtils.h"

--- a/dom/media/gmp/GMPAudioDecoderChild.cpp
+++ b/dom/media/gmp/GMPAudioDecoderChild.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPAudioDecoderChild.h"
 #include "GMPContentChild.h"
 #include "GMPAudioHost.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include <stdio.h>
 
 namespace mozilla {
 namespace gmp {
 
 GMPAudioDecoderChild::GMPAudioDecoderChild(GMPContentChild* aPlugin)
   : mPlugin(aPlugin)
   , mAudioDecoder(nullptr)

--- a/dom/media/gmp/GMPAudioDecoderParent.cpp
+++ b/dom/media/gmp/GMPAudioDecoderParent.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPAudioDecoderParent.h"
 #include "GMPContentParent.h"
 #include <stdio.h>
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "GMPMessageUtils.h"
 #include "nsThreadUtils.h"
 #include "mozilla/Logging.h"
 
 namespace mozilla {
 
 #ifdef LOG
 #undef LOG

--- a/dom/media/gmp/GMPContentParent.cpp
+++ b/dom/media/gmp/GMPContentParent.cpp
@@ -7,17 +7,17 @@
 #include "GMPAudioDecoderParent.h"
 #include "GMPDecryptorParent.h"
 #include "GMPParent.h"
 #include "GMPServiceChild.h"
 #include "GMPVideoDecoderParent.h"
 #include "GMPVideoEncoderParent.h"
 #include "mozIGeckoMediaPluginService.h"
 #include "mozilla/Logging.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "base/task.h"
 
 namespace mozilla {
 
 #ifdef LOG
 #undef LOG
 #endif
 

--- a/dom/media/gmp/GMPDecryptorChild.cpp
+++ b/dom/media/gmp/GMPDecryptorChild.cpp
@@ -3,17 +3,17 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPDecryptorChild.h"
 #include "GMPContentChild.h"
 #include "GMPChild.h"
 #include "base/task.h"
 #include "mozilla/TimeStamp.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "runnable_utils.h"
 #include <ctime>
 
 #define ON_GMP_THREAD() (mPlugin->GMPMessageLoop() == MessageLoop::current())
 
 #define CALL_ON_GMP_THREAD(_func, ...) \
   CallOnGMPThread(&GMPDecryptorChild::_func, __VA_ARGS__)
 

--- a/dom/media/gmp/GMPDecryptorParent.cpp
+++ b/dom/media/gmp/GMPDecryptorParent.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPDecryptorParent.h"
 #include "GMPContentParent.h"
 #include "MediaData.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 namespace mozilla {
 
 #ifdef LOG
 #undef LOG
 #endif
 
 extern LogModule* GetGMPLog();

--- a/dom/media/gmp/GMPDiskStorage.cpp
+++ b/dom/media/gmp/GMPDiskStorage.cpp
@@ -4,17 +4,17 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "plhash.h"
 #include "nsDirectoryServiceUtils.h"
 #include "nsDirectoryServiceDefs.h"
 #include "nsAppDirectoryServiceDefs.h"
 #include "GMPParent.h"
 #include "gmp-storage.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/EndianUtils.h"
 #include "nsClassHashtable.h"
 #include "prio.h"
 #include "mozIGeckoMediaPluginService.h"
 #include "nsContentCID.h"
 #include "nsServiceManagerUtils.h"
 #include "nsISimpleEnumerator.h"
 

--- a/dom/media/gmp/GMPParent.cpp
+++ b/dom/media/gmp/GMPParent.cpp
@@ -9,17 +9,17 @@
 #include "nsComponentManagerUtils.h"
 #include "nsThreadUtils.h"
 #include "nsIRunnable.h"
 #include "nsIWritablePropertyBag2.h"
 #include "mozIGeckoMediaPluginService.h"
 #include "mozilla/ipc/GeckoChildProcessHost.h"
 #include "mozilla/SSE.h"
 #include "mozilla/SyncRunnable.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsIObserverService.h"
 #include "GMPTimerParent.h"
 #include "runnable_utils.h"
 #if defined(XP_LINUX) && defined(MOZ_GMP_SANDBOX)
 #include "mozilla/SandboxInfo.h"
 #endif
 #include "GMPContentParent.h"
 #include "MediaPrefs.h"

--- a/dom/media/gmp/GMPService.cpp
+++ b/dom/media/gmp/GMPService.cpp
@@ -14,17 +14,17 @@
 #include "nsIObserverService.h"
 #include "GeckoChildProcessHost.h"
 #include "mozilla/ClearOnShutdown.h"
 #include "mozilla/SyncRunnable.h"
 #include "nsXPCOMPrivate.h"
 #include "mozilla/Services.h"
 #include "nsNativeCharsetUtils.h"
 #include "nsIConsoleService.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "GMPDecryptorParent.h"
 #include "GMPAudioDecoderParent.h"
 #include "nsComponentManagerUtils.h"
 #include "runnable_utils.h"
 #include "VideoUtils.h"
 #if defined(XP_LINUX) && defined(MOZ_GMP_SANDBOX)
 #include "mozilla/SandboxInfo.h"
 #endif

--- a/dom/media/gmp/GMPServiceParent.cpp
+++ b/dom/media/gmp/GMPServiceParent.cpp
@@ -15,17 +15,17 @@
 #include "GeckoChildProcessHost.h"
 #include "mozilla/Preferences.h"
 #include "mozilla/ClearOnShutdown.h"
 #include "mozilla/SyncRunnable.h"
 #include "nsXPCOMPrivate.h"
 #include "mozilla/Services.h"
 #include "nsNativeCharsetUtils.h"
 #include "nsIConsoleService.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "GMPDecryptorParent.h"
 #include "GMPAudioDecoderParent.h"
 #include "nsComponentManagerUtils.h"
 #include "runnable_utils.h"
 #include "VideoUtils.h"
 #if defined(XP_LINUX) && defined(MOZ_GMP_SANDBOX)
 #include "mozilla/SandboxInfo.h"
 #endif

--- a/dom/media/gmp/GMPStorageParent.cpp
+++ b/dom/media/gmp/GMPStorageParent.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPStorageParent.h"
 #include "GMPParent.h"
 #include "gmp-storage.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozIGeckoMediaPluginService.h"
 
 namespace mozilla {
 
 #ifdef LOG
 #undef LOG
 #endif
 

--- a/dom/media/gmp/GMPTimerParent.cpp
+++ b/dom/media/gmp/GMPTimerParent.cpp
@@ -1,16 +1,16 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPTimerParent.h"
 #include "nsComponentManagerUtils.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsAutoPtr.h"
 
 namespace mozilla {
 
 #ifdef LOG
 #undef LOG
 #endif
 

--- a/dom/media/gmp/GMPVideoDecoderChild.cpp
+++ b/dom/media/gmp/GMPVideoDecoderChild.cpp
@@ -2,17 +2,17 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPVideoDecoderChild.h"
 #include "GMPVideoi420FrameImpl.h"
 #include "GMPContentChild.h"
 #include <stdio.h>
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "GMPVideoEncodedFrameImpl.h"
 #include "runnable_utils.h"
 
 namespace mozilla {
 namespace gmp {
 
 GMPVideoDecoderChild::GMPVideoDecoderChild(GMPContentChild* aPlugin)
   : GMPSharedMemManager(aPlugin)

--- a/dom/media/gmp/GMPVideoDecoderParent.cpp
+++ b/dom/media/gmp/GMPVideoDecoderParent.cpp
@@ -1,16 +1,16 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPVideoDecoderParent.h"
 #include "mozilla/Logging.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsAutoRef.h"
 #include "nsThreadUtils.h"
 #include "GMPUtils.h"
 #include "GMPVideoEncodedFrameImpl.h"
 #include "GMPVideoi420FrameImpl.h"
 #include "GMPContentParent.h"
 #include "GMPMessageUtils.h"
 #include "mozilla/gmp/GMPTypes.h"

--- a/dom/media/gmp/GMPVideoEncoderChild.cpp
+++ b/dom/media/gmp/GMPVideoEncoderChild.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPVideoEncoderChild.h"
 #include "GMPContentChild.h"
 #include <stdio.h>
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "GMPVideoEncodedFrameImpl.h"
 #include "GMPVideoi420FrameImpl.h"
 #include "runnable_utils.h"
 
 namespace mozilla {
 namespace gmp {
 
 GMPVideoEncoderChild::GMPVideoEncoderChild(GMPContentChild* aPlugin)

--- a/dom/media/gmp/GMPVideoEncoderParent.cpp
+++ b/dom/media/gmp/GMPVideoEncoderParent.cpp
@@ -2,17 +2,17 @@
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "GMPVideoEncoderParent.h"
 #include "mozilla/Logging.h"
 #include "GMPVideoi420FrameImpl.h"
 #include "GMPVideoEncodedFrameImpl.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "GMPMessageUtils.h"
 #include "nsAutoRef.h"
 #include "GMPContentParent.h"
 #include "mozilla/gmp/GMPTypes.h"
 #include "nsThread.h"
 #include "nsThreadUtils.h"
 #include "runnable_utils.h"
 #include "GMPUtils.h"

--- a/dom/media/platforms/agnostic/eme/EMEDecoderModule.cpp
+++ b/dom/media/platforms/agnostic/eme/EMEDecoderModule.cpp
@@ -5,17 +5,17 @@
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "EMEDecoderModule.h"
 #include "EMEAudioDecoder.h"
 #include "EMEVideoDecoder.h"
 #include "MediaDataDecoderProxy.h"
 #include "mozIGeckoMediaPluginService.h"
 #include "mozilla/CDMProxy.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "nsAutoPtr.h"
 #include "nsServiceManagerUtils.h"
 #include "MediaInfo.h"
 #include "nsClassHashtable.h"
 #include "GMPDecoderModule.h"
 #include "MP4Decoder.h"
 
 namespace mozilla {

--- a/dom/media/systemservices/CamerasChild.cpp
+++ b/dom/media/systemservices/CamerasChild.cpp
@@ -10,17 +10,17 @@
 #undef FF
 
 #include "mozilla/Assertions.h"
 #include "mozilla/ipc/BackgroundChild.h"
 #include "mozilla/ipc/PBackgroundChild.h"
 #include "mozilla/Logging.h"
 #include "mozilla/SyncRunnable.h"
 #include "mozilla/WeakPtr.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "MediaUtils.h"
 #include "nsThreadUtils.h"
 
 #undef LOG
 #undef LOG_ENABLED
 mozilla::LazyLogModule gCamerasChildLog("CamerasChild");
 #define LOG(args) MOZ_LOG(gCamerasChildLog, mozilla::LogLevel::Debug, args)
 #define LOG_ENABLED() MOZ_LOG_TEST(gCamerasChildLog, mozilla::LogLevel::Debug)

--- a/dom/media/systemservices/CamerasParent.cpp
+++ b/dom/media/systemservices/CamerasParent.cpp
@@ -4,17 +4,17 @@
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "CamerasParent.h"
 #include "MediaEngine.h"
 #include "MediaUtils.h"
 
 #include "mozilla/Assertions.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 #include "mozilla/Services.h"
 #include "mozilla/Logging.h"
 #include "mozilla/ipc/BackgroundParent.h"
 #include "mozilla/Preferences.h"
 #include "nsIPermissionManager.h"
 #include "nsThreadUtils.h"
 #include "nsXPCOM.h"
 #include "nsNetUtil.h"

--- a/dom/media/systemservices/MediaSystemResourceManagerParent.cpp
+++ b/dom/media/systemservices/MediaSystemResourceManagerParent.cpp
@@ -1,14 +1,14 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this
  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
 
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "MediaSystemResourceManagerParent.h"
 
 namespace mozilla {
 namespace media {
 
 using namespace ipc;
 

--- a/dom/media/systemservices/MediaSystemResourceService.cpp
+++ b/dom/media/systemservices/MediaSystemResourceService.cpp
@@ -1,17 +1,17 @@
 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
 /* vim:set ts=2 sw=2 sts=2 et cindent: */
 /* This Source Code Form is subject to the terms of the Mozilla Public
  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
  * You can obtain one at http://mozilla.org/MPL/2.0/. */
 
 #include "MediaSystemResourceManagerParent.h"
 #include "mozilla/layers/CompositorThread.h"
-#include "mozilla/unused.h"
+#include "mozilla/Unused.h"
 
 #include "MediaSystemResourceService.h"
 
 using namespace mozilla::layers;
 
 namespace mozilla {
 
 /* static */ StaticRefPtr<MediaSystemResourceService> MediaSystemResourceService::sSingleton;