--- a/gfx/ipc/GPUProcessManager.cpp
+++ b/gfx/ipc/GPUProcessManager.cpp
@@ -46,16 +46,55 @@
 #endif
 
 #if defined(MOZ_WIDGET_ANDROID)
 #include "mozilla/widget/AndroidUiThread.h"
 #include "mozilla/layers/UiCompositorControllerChild.h"
 #endif // defined(MOZ_WIDGET_ANDROID)
 
 namespace mozilla {
+
+static void
+ReportUnblacklistingTelemetry(bool isGPUProcessCrashed,
+                              bool isHWDecodingOnGPUProcess,
+                              const nsCString& aD3D11BlacklistedDriver,
+                              const nsCString& aD3D9BlacklistedDriver)
+{
+#ifdef XP_WIN
+  const nsCString& blacklistedDLL = !aD3D11BlacklistedDriver.IsEmpty()
+                                    ? aD3D11BlacklistedDriver
+                                    : aD3D9BlacklistedDriver;
+
+  if (!blacklistedDLL.IsEmpty()) {
+    const uint32_t type = [isHWDecodingOnGPUProcess, isGPUProcessCrashed]() {
+      if (isHWDecodingOnGPUProcess) {
+        if (!isGPUProcessCrashed) {
+          return 0;
+        }
+        else {
+          return 1;
+        }
+      }
+      else {
+        if (!isGPUProcessCrashed) {
+          return 2;
+        }
+        else {
+          return 3;
+        }
+      }
+    }();
+
+    Telemetry::Accumulate(Telemetry::VIDEO_UNBLACKINGLISTING_DXVA_DRIVER_RUNTIME_STATUS,
+                          blacklistedDLL,
+                          type);
+  }
+#endif // XP_WIN
+}
+
 namespace gfx {
 
 using namespace mozilla::layers;
 
 enum class FallbackType : uint32_t
 {
   NONE = 0,
   DECODINGDISABLED,