Make disabling accelerated VPX decoding a GPU driver bug workaround.

content/gpu/gpu_child_thread.cc

Index: content/gpu/gpu_child_thread.cc
diff --git a/content/gpu/gpu_child_thread.cc b/content/gpu/gpu_child_thread.cc
index 803b06a43ccfb10e45e3cd06eb84b3cc76f6dd59..31c2647fea930e062351cf5e9a9cc3a05ae70c72 100644
--- a/content/gpu/gpu_child_thread.cc
+++ b/content/gpu/gpu_child_thread.cc
@@ -301,8 +301,12 @@ void GpuChildThread::CreateGpuService(
     const gpu::GpuPreferences& gpu_preferences) {
   gpu_service_->Bind(std::move(request));
 
+  gpu::GpuDriverBugWorkarounds workarounds(
+      base::CommandLine::ForCurrentProcess());
+
   gpu_info_.video_decode_accelerator_capabilities =
-      media::GpuVideoDecodeAccelerator::GetCapabilities(gpu_preferences);
+      media::GpuVideoDecodeAccelerator::GetCapabilities(gpu_preferences,
+                                                        workarounds);
   gpu_info_.video_encode_accelerator_supported_profiles =
       media::GpuVideoEncodeAccelerator::GetSupportedProfiles(gpu_preferences);
   gpu_info_.jpeg_decode_accelerator_supported =
@@ -334,7 +338,7 @@ void GpuChildThread::CreateGpuService(
   if (GetContentClient()->gpu())
     sync_point_manager = GetContentClient()->gpu()->GetSyncPointManager();
   gpu_service_->InitializeWithHost(std::move(gpu_host), gpu_preferences,
-                                   sync_point_manager,
+                                   workarounds, sync_point_manager,
                                    ChildProcess::current()->GetShutDownEvent());
   CHECK(gpu_service_->media_gpu_channel_manager());