Revert 137988 - VAVDA is the hardware video decode accelerator for Chrome on Linux and ChromeOS for…

content/renderer/render_view_impl.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 "content/renderer/render_view_impl.h"
 
 #include <algorithm>
 #include <cmath>
 #include <string>
 #include <vector>
@@ skipping 2217 matching lines @@
     // from the perspective of the audio renderer.
     audio_source_provider = new RenderAudioSourceProvider();
 
     // Add the chrome specific audio renderer, using audio_source_provider
     // as the sink.
     media::AudioRendererImpl* audio_renderer =
         new media::AudioRendererImpl(audio_source_provider);
     collection->AddAudioRenderer(audio_renderer);
   }
 
-  // Currently only cros has any HW video decode support in
+  // Currently only cros/arm has any HW video decode support in
   // GpuVideoDecodeAccelerator so we don't even try to use it on other
   // platforms.  This is a startup-time optimization.  When new VDA
-  // implementations are added, relax the #if below.
-#if defined(OS_CHROMEOS)
+  // implementations are added, relax the #if above.
+#if defined(OS_CHROMEOS) && defined(ARCH_CPU_ARMEL)
   // Note we don't actually use the result of this blind down-cast unless it's
   // valid (not NULL and of the right type).
   WebGraphicsContext3DCommandBufferImpl* context3d =
       static_cast<WebGraphicsContext3DCommandBufferImpl*>(
           webview()->graphicsContext3D());
   if (context_is_web_graphics_context_3d_command_buffer_impl_ && context3d) {
     MessageLoop* factories_loop =
         RenderThreadImpl::current()->compositor_thread() ?
         RenderThreadImpl::current()->compositor_thread()->GetWebThread()
             ->message_loop() :
@@ skipping 3172 matching lines @@
 bool RenderViewImpl::WebWidgetHandlesCompositorScheduling() const {
   return !!RenderThreadImpl::current()->compositor_thread();
 }
 
 void RenderViewImpl::OnJavaBridgeInit() {
   DCHECK(!java_bridge_dispatcher_);
 #if defined(ENABLE_JAVA_BRIDGE)
   java_bridge_dispatcher_ = new JavaBridgeDispatcher(this);
 #endif
 }