Make disabling accelerated VPX decoding a GPU driver bug workaround.

services/ui/gpu/gpu_service.cc

Index: services/ui/gpu/gpu_service.cc
diff --git a/services/ui/gpu/gpu_service.cc b/services/ui/gpu/gpu_service.cc
index 03c8823b173a4a67a5d29dfcc68e03b1f5a9d8e0..146e54890d444ba693e980fc312e13b02f055098 100644
--- a/services/ui/gpu/gpu_service.cc
+++ b/services/ui/gpu/gpu_service.cc
@@ -93,6 +93,7 @@ GpuService::GpuService(const gpu::GPUInfo& gpu_info,
       watchdog_thread_(std::move(watchdog_thread)),
       gpu_memory_buffer_factory_(
           gpu::GpuMemoryBufferFactory::CreateNativeType()),
+      gpu_workarounds_(base::CommandLine::ForCurrentProcess()),
       gpu_info_(gpu_info),
       gpu_feature_info_(gpu_feature_info),
       sync_point_manager_(nullptr),
@@ -132,7 +133,8 @@ void GpuService::UpdateGPUInfoFromPreferences(
   DCHECK(!gpu_host_);
   gpu_preferences_ = preferences;
   gpu_info_.video_decode_accelerator_capabilities =
-      media::GpuVideoDecodeAccelerator::GetCapabilities(gpu_preferences_);
+      media::GpuVideoDecodeAccelerator::GetCapabilities(gpu_preferences_,
+                                                        gpu_workarounds_);
   gpu_info_.video_encode_accelerator_supported_profiles =
       media::GpuVideoEncodeAccelerator::GetSupportedProfiles(gpu_preferences_);
   gpu_info_.jpeg_decode_accelerator_supported =
@@ -178,7 +180,7 @@ void GpuService::InitializeWithHost(mojom::GpuHostPtr gpu_host,
   // IPC messages before the sandbox has been enabled and all other necessary
   // initialization has succeeded.
   gpu_channel_manager_.reset(new gpu::GpuChannelManager(
-      gpu_preferences_, this, watchdog_thread_.get(),
+      gpu_preferences_, gpu_workarounds_, this, watchdog_thread_.get(),
       base::ThreadTaskRunnerHandle::Get(), io_runner_, sync_point_manager_,
       gpu_memory_buffer_factory_.get(), gpu_feature_info_,
       std::move(activity_flags)));