--- a/dom/tests/mochitest/general/test_interfaces.js
+++ b/dom/tests/mochitest/general/test_interfaces.js
@@ -1152,31 +1152,31 @@ var interfaceNamesInGlobalScope =
     {name: "UserProximityEvent", insecureContext: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
     {name: "ValidityState", insecureContext: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
     {name: "VideoPlaybackQuality", insecureContext: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
     {name: "VideoStreamTrack", insecureContext: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    {name: "VRDisplay", insecureContext: true, releaseNonWindows: false},
+    {name: "VRDisplay", insecureContext: true, releaseNonWindowsAndMac: false},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    {name: "VRDisplayCapabilities", insecureContext: true, releaseNonWindows: false},
+    {name: "VRDisplayCapabilities", insecureContext: true, releaseNonWindowsAndMac: false},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    {name: "VRDisplayEvent", insecureContext: true, releaseNonWindows: false},
+    {name: "VRDisplayEvent", insecureContext: true, releaseNonWindowsAndMac: false},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    {name: "VREyeParameters", insecureContext: true, releaseNonWindows: false},
+    {name: "VREyeParameters", insecureContext: true, releaseNonWindowsAndMac: false},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    {name: "VRFieldOfView", insecureContext: true, releaseNonWindows: false},
+    {name: "VRFieldOfView", insecureContext: true, releaseNonWindowsAndMac: false},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    {name: "VRFrameData", insecureContext: true, releaseNonWindows: false},
+    {name: "VRFrameData", insecureContext: true, releaseNonWindowsAndMac: false},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    {name: "VRPose", insecureContext: true, releaseNonWindows: false},
+    {name: "VRPose", insecureContext: true, releaseNonWindowsAndMac: false},
 // IMPORTANT: Do not change this list without review from a DOM peer!
-    {name: "VRStageParameters", insecureContext: true, releaseNonWindows: false},
+    {name: "VRStageParameters", insecureContext: true, releaseNonWindowsAndMac: false},
 // IMPORTANT: Do not change this list without review from a DOM peer!
     {name: "VTTCue", insecureContext: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
     {name: "VTTRegion", insecureContext: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
     {name: "WaveShaperNode", insecureContext: true},
 // IMPORTANT: Do not change this list without review from a DOM peer!
     {name: "WebAuthnAssertion", insecureContext: true, disabled: true},
@@ -1290,17 +1290,17 @@ function createInterfaceMap(isXBLScope) 
             (entry.nightlyAndroid === !(isAndroid && isNightly) && isAndroid) ||
             (entry.xbl === !isXBLScope) ||
             (entry.desktop === !isDesktop) ||
             (entry.windows === !isWindows) ||
             (entry.mac === !isMac) ||
             (entry.linux === !isLinux) ||
             (entry.android === !isAndroid && !entry.nightlyAndroid) ||
             (entry.release === !isRelease) ||
-            (entry.releaseNonWindows === !(isRelease && !isWindows)) ||
+            (entry.releaseNonWindowsAndMac === !(isRelease && !isWindows && !isMac)) ||
 	    // The insecureContext test is very purposefully converting
 	    // entry.insecureContext to boolean, so undefined will convert to
 	    // false.  That way entries without an insecureContext annotation
 	    // will get treated as "insecureContext: false", which means exposed
 	    // only in secure contexts.
             (isInsecureContext && !Boolean(entry.insecureContext)) ||
             entry.disabled) {
           interfaceMap[entry.name] = false;

--- a/modules/libpref/init/all.js
+++ b/modules/libpref/init/all.js
@@ -5308,17 +5308,17 @@ pref("jsloader.shareGlobal", true);
 // event loop to become idle before actually taking the screenshot.
 pref("dom.browserElement.maxScreenshotDelayMS", 2000);
 
 // Whether we should show the placeholder when the element is focused but empty.
 pref("dom.placeholder.show_on_focus", true);
 
 // WebVR is enabled by default in beta and release for Windows and for all
 // platforms in nightly and aurora.
-#if defined(XP_WIN) || !defined(RELEASE_OR_BETA)
+#if defined(XP_WIN) || defined(XP_MACOSX) || !defined(RELEASE_OR_BETA)
 pref("dom.vr.enabled", true);
 #else
 pref("dom.vr.enabled", false);
 #endif
 // It is often desirable to automatically start vr presentation when
 // a user puts on the VR headset.  This is done by emitting the
 // Window.vrdisplayactivate event when the headset's sensors detect it
 // being worn.  This can result in WebVR content taking over the headset