Enable VP9 in MP4 by default

content/browser/renderer_host/render_process_host_impl.cc

 // Copyright 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.
 
 // Represents the browser side of the browser <--> renderer communication
 // channel. There will be one RenderProcessHost per renderer process.
 
 #include "content/browser/renderer_host/render_process_host_impl.h"
 
 #include <algorithm>
@@ skipping 2107 matching lines @@
     switches::kEnableRGBA4444Textures,
     switches::kEnableSkiaBenchmarking,
     switches::kEnableSlimmingPaintV2,
     switches::kEnableSlimmingPaintInvalidation,
     switches::kEnableSmoothScrolling,
     switches::kEnableStatsTable,
     switches::kEnableThreadedCompositing,
     switches::kEnableTouchDragDrop,
     switches::kEnableUseZoomForDSF,
     switches::kEnableViewport,
-    switches::kEnableVp9InMp4,
     switches::kEnableVtune,
     switches::kEnableWebFontsInterventionTrigger,
     switches::kEnableWebFontsInterventionV2,
     switches::kEnableWebGLDraftExtensions,
     switches::kEnableWebGLImageChromium,
     switches::kEnableWebVR,
     switches::kExplicitlyAllowedPorts,
     switches::kForceColorProfile,
     switches::kForceDeviceScaleFactor,
     switches::kForceDisplayList2dCanvas,
@@ skipping 1435 matching lines @@
   LOG(ERROR) << "Terminating render process for bad Mojo message: " << error;
 
   // The ReceivedBadMessage call below will trigger a DumpWithoutCrashing.
   // Capture the error message in a crash key value.
   base::debug::ScopedCrashKey error_key_value("mojo-message-error", error);
   bad_message::ReceivedBadMessage(render_process_id,
                                   bad_message::RPH_MOJO_PROCESS_ERROR);
 }
 
 }  // namespace content