Make disabling accelerated VPX decoding a GPU driver bug workaround.

gpu/ipc/service/gpu_channel_manager.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "gpu/ipc/service/gpu_channel_manager.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/bind.h"
@@ skipping 28 matching lines @@
 const int kMaxGpuIdleTimeMs = 40;
 // Maximum amount of time we keep pinging the GPU waiting for the client to
 // draw.
 const int kMaxKeepAliveTimeMs = 200;
 #endif
 
 }
 
 GpuChannelManager::GpuChannelManager(
     const GpuPreferences& gpu_preferences,
+    const GpuDriverBugWorkarounds& workarounds,
     GpuChannelManagerDelegate* delegate,
     GpuWatchdogThread* watchdog,
     scoped_refptr<base::SingleThreadTaskRunner> task_runner,
     scoped_refptr<base::SingleThreadTaskRunner> io_task_runner,
     SyncPointManager* sync_point_manager,
     GpuMemoryBufferFactory* gpu_memory_buffer_factory,
     const GpuFeatureInfo& gpu_feature_info,
     GpuProcessActivityFlags activity_flags)
     : task_runner_(task_runner),
       io_task_runner_(io_task_runner),
       gpu_preferences_(gpu_preferences),
-      gpu_driver_bug_workarounds_(base::CommandLine::ForCurrentProcess()),
+      gpu_driver_bug_workarounds_(workarounds),
       delegate_(delegate),
       watchdog_(watchdog),
       share_group_(new gl::GLShareGroup()),
       mailbox_manager_(gles2::MailboxManager::Create(gpu_preferences)),
       gpu_memory_manager_(this),
       sync_point_manager_(sync_point_manager),
       gpu_memory_buffer_factory_(gpu_memory_buffer_factory),
       gpu_feature_info_(gpu_feature_info),
       exiting_for_lost_context_(false),
       activity_flags_(std::move(activity_flags)),
@@ skipping 175 matching lines @@
     }
   }
   if (!stub || !stub->decoder()->MakeCurrent())
     return;
   glFinish();
   DidAccessGpu();
 }
 #endif
 
 }  // namespace gpu