content gpu refactor: get rid of gpu related content switches.

content/common/gpu/media/video_decode_accelerator_unittest.cc

Index: content/common/gpu/media/video_decode_accelerator_unittest.cc
diff --git a/content/common/gpu/media/video_decode_accelerator_unittest.cc b/content/common/gpu/media/video_decode_accelerator_unittest.cc
index eeb89d1728a9cab03ec2d2bf708fbf97d25b5306..ff799a145b011d7c78e8ac367652020cd6e388fe 100644
--- a/content/common/gpu/media/video_decode_accelerator_unittest.cc
+++ b/content/common/gpu/media/video_decode_accelerator_unittest.cc
@@ -521,10 +521,12 @@ GLRenderingVDAClient::CreateDXVAVDA() {
   scoped_ptr<media::VideoDecodeAccelerator> decoder;
 #if defined(OS_WIN)
   if (base::win::GetVersion() >= base::win::VERSION_WIN7)
-    decoder.reset(
-        new DXVAVideoDecodeAccelerator(
-            base::Bind(&DoNothingReturnTrue),
-            rendering_helper_->GetGLContext().get()));
+    const base::CommandLine* cmd_line = base::CommandLine::ForCurrentProcess();
+  const bool enable_accelerated_vpx_decode =
+      cmd_line->HasSwitch(switches::kEnableAcceleratedVpxDecode);
+  decoder.reset(new DXVAVideoDecodeAccelerator(
+      base::Bind(&DoNothingReturnTrue), rendering_helper_->GetGLContext().get(),
+      enable_accelerated_vpx_decode));
 #endif
   return decoder;
 }