Revert of Disable NV12 texture sharing with VP9 hardware video decoding.

media/gpu/dxva_video_decode_accelerator_win.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 "media/gpu/dxva_video_decode_accelerator_win.h"
 
 #include <memory>
 
 #if !defined(OS_WIN)
 #error This file should only be built on Windows.
@@ skipping 1395 matching lines @@
 
   if (!use_dx11_ ||
       !gl::g_driver_egl.ext.b_EGL_ANGLE_stream_producer_d3d_texture_nv12 ||
       !gl::g_driver_egl.ext.b_EGL_KHR_stream ||
       !gl::g_driver_egl.ext.b_EGL_KHR_stream_consumer_gltexture ||
       !gl::g_driver_egl.ext.b_EGL_NV_stream_consumer_gltexture_yuv) {
     share_nv12_textures_ = false;
     copy_nv12_textures_ = false;
   }
 
-  // The MS VP9 MFT doesn't pass through the bind flags we specify, so
-  // textures aren't created with D3D11_BIND_SHADER_RESOURCE and can't be used
-  // from ANGLE.
-  if (using_ms_vp9_mft_)
-    share_nv12_textures_ = false;
-
   return true;
 }
 
 bool DXVAVideoDecodeAccelerator::SetDecoderMediaTypes() {
   RETURN_ON_FAILURE(SetDecoderInputMediaType(),
                     "Failed to set decoder input media type", false);
   return SetDecoderOutputMediaType(MFVideoFormat_NV12);
 }
 
 bool DXVAVideoDecodeAccelerator::SetDecoderInputMediaType() {
@@ skipping 1193 matching lines @@
   SetState(kConfigChange);
   Invalidate();
   Initialize(config_, client_);
   decoder_thread_task_runner_->PostTask(
       FROM_HERE,
       base::Bind(&DXVAVideoDecodeAccelerator::DecodePendingInputBuffers,
                  base::Unretained(this)));
 }
 
 }  // namespace media