Add an additional VDA::Flush() mode to return all allocated buffers.

content/renderer/pepper/pepper_video_decoder_host.cc

 // Copyright (c) 2014 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/pepper/pepper_video_decoder_host.h"
 
 #include <stddef.h>
 
 #include "base/bind.h"
 #include "base/memory/shared_memory.h"
@@ skipping 312 matching lines @@
 
 int32_t PepperVideoDecoderHost::OnHostMsgFlush(
     ppapi::host::HostMessageContext* context) {
   if (!initialized_)
     return PP_ERROR_FAILED;
   DCHECK(decoder_);
   if (flush_reply_context_.is_valid() || reset_reply_context_.is_valid())
     return PP_ERROR_FAILED;
 
   flush_reply_context_ = context->MakeReplyMessageContext();
-  decoder_->Flush();
+  decoder_->Flush(false);
 
   return PP_OK_COMPLETIONPENDING;
 }
 
 int32_t PepperVideoDecoderHost::OnHostMsgReset(
     ppapi::host::HostMessageContext* context) {
   if (!initialized_)
     return PP_ERROR_FAILED;
   DCHECK(decoder_);
   if (flush_reply_context_.is_valid() || reset_reply_context_.is_valid())
@@ skipping 171 matching lines @@
 
   // Resubmit all pending decodes.
   for (const PendingDecode& decode : pending_decodes_) {
     DCHECK(shm_buffer_busy_[decode.shm_id]);
     decoder_->Decode(media::BitstreamBuffer(
         decode.decode_id, shm_buffers_[decode.shm_id]->handle(), decode.size));
   }
 
   // Flush the new decoder if Flush() was pending.
   if (flush_reply_context_.is_valid())
-    decoder_->Flush();
+    decoder_->Flush(false);
 
   return true;
 #endif
 }
 
 PepperVideoDecoderHost::PendingDecodeList::iterator
 PepperVideoDecoderHost::GetPendingDecodeById(int32_t decode_id) {
   return std::find_if(pending_decodes_.begin(), pending_decodes_.end(),
                       [decode_id](const PendingDecode& item) {
                         return item.decode_id == decode_id;
                       });
 }
 
 }  // namespace content