Drop pending output pictures on DXVA::Reset().

content/common/gpu/media/dxva_video_decode_accelerator.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/common/gpu/media/dxva_video_decode_accelerator.h"
 
 #if !defined(OS_WIN)
 #error This file should only be built on Windows.
 #endif   // !defined(OS_WIN)
 
@@ skipping 656 matching lines @@
 void DXVAVideoDecodeAccelerator::Reset() {
   DCHECK(CalledOnValidThread());
 
   DVLOG(1) << "DXVAVideoDecodeAccelerator::Reset";
 
   RETURN_AND_NOTIFY_ON_FAILURE((state_ == kNormal || state_ == kStopped),
       "Reset: invalid state: " << state_, ILLEGAL_STATE,);
 
   state_ = kResetting;
 
+  pending_output_samples_.clear();
+
   RETURN_AND_NOTIFY_ON_FAILURE(SendMFTMessage(MFT_MESSAGE_COMMAND_FLUSH, 0),
       "Reset: Failed to send message.", PLATFORM_FAILURE,);
 
   MessageLoop::current()->PostTask(FROM_HERE, base::Bind(
       &DXVAVideoDecodeAccelerator::NotifyResetDone, base::AsWeakPtr(this)));
 
   state_ = DXVAVideoDecodeAccelerator::kNormal;
 }
 
 void DXVAVideoDecodeAccelerator::Destroy() {
@@ skipping 355 matching lines @@
         GL_TEXTURE_2D);
   }
 }
 
 void DXVAVideoDecodeAccelerator::NotifyPictureReady(
     const media::Picture& picture) {
   // This task could execute after the decoder has been torn down.
   if (state_ != kUninitialized && client_)
     client_->PictureReady(picture);
 }