Enable GpuMemoryBuffer video frames on systems that support overlays.

content/renderer/render_thread_impl.cc

Index: content/renderer/render_thread_impl.cc
diff --git a/content/renderer/render_thread_impl.cc b/content/renderer/render_thread_impl.cc
index 3cd25f1ebba73068fdcfec0e57e0bcb32d4fc927..0fd954669d0baf0ab803101b6e2c0d6845b351db 100644
--- a/content/renderer/render_thread_impl.cc
+++ b/content/renderer/render_thread_impl.cc
@@ -1387,6 +1387,12 @@ media::GpuVideoAcceleratorFactories* RenderThreadImpl::GetGpuFactories() {
       !cmd_line->HasSwitch(switches::kDisableGpuMemoryBufferVideoFrames) &&
       !cmd_line->HasSwitch(switches::kDisableGpuCompositing) &&
       !gpu_channel_host->gpu_info().software_rendering;
+#elif defined(OS_WIN)
+      !cmd_line->HasSwitch(switches::kDisableGpuMemoryBufferVideoFrames) &&
+      !cmd_line->HasSwitch(switches::kDisableGpuCompositing) &&
+      !gpu_channel_host->gpu_info().software_rendering &&
+      (cmd_line->HasSwitch(switches::kEnableGpuMemoryBufferVideoFrames) ||
+       gpu_channel_host->gpu_info().supports_overlays);
 #else
       cmd_line->HasSwitch(switches::kEnableGpuMemoryBufferVideoFrames);
 #endif