Add prototype D3D11VideoDecodeAccelerator.

media/base/media_switches.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 "build/build_config.h"
 #include "media/base/media_switches.h"
 
 namespace switches {
 
 // Allow users to specify a custom buffer size for debugging purpose.
@@ skipping 112 matching lines @@
 // Allows explicitly specifying MSE audio/video buffer sizes.
 // Default values are 150M for video and 12M for audio.
 const char kMSEAudioBufferSizeLimit[] = "mse-audio-buffer-size-limit";
 const char kMSEVideoBufferSizeLimit[] = "mse-video-buffer-size-limit";
 
 }  // namespace switches
 
 namespace media {
 
 #if defined(OS_WIN)
+// Enables video decode acceleration using the D3D11 video decoder api.
+// This is completely insecure - DO NOT USE except for testing.
+const base::Feature kD3D11VideoDecoding{"D3D11VideoDecoding",
+                                        base::FEATURE_DISABLED_BY_DEFAULT};
+
 // Enables H264 HW encode acceleration using Media Foundation for Windows.
 const base::Feature kMediaFoundationH264Encoding{
     "MediaFoundationH264Encoding", base::FEATURE_DISABLED_BY_DEFAULT};
 #endif  // defined(OS_WIN)
 
 // Use new audio rendering mixer.
 const base::Feature kNewAudioRenderingMixingStrategy{
     "NewAudioRenderingMixingStrategy", base::FEATURE_DISABLED_BY_DEFAULT};
 
 // Only used for disabling overlay fullscreen (aka SurfaceView) in Clank.
@@ skipping 25 matching lines @@
 const base::Feature kExternalClearKeyForTesting{
     "external-clear-key-for-testing", base::FEATURE_DISABLED_BY_DEFAULT};
 
 #if defined(OS_ANDROID)
 // Replaces WPMA by the MediaPlayerRenderer for HLS and fallback playback.
 const base::Feature kAndroidMediaPlayerRenderer{
     "android-media-player-renderer", base::FEATURE_ENABLED_BY_DEFAULT};
 #endif
 
 }  // namespace media