Chromecast: virtual/override cleanup.

chromecast/media/cma/ipc/media_message_fifo.cc

 // Copyright 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 "chromecast/media/cma/ipc/media_message_fifo.h"
 
 #include "base/atomicops.h"
 #include "base/bind.h"
 #include "base/location.h"
 #include "base/logging.h"
@@ skipping 42 matching lines @@
 
 void MediaMessageFlag::Invalidate() {
   flag_ = false;
 }
 
 class FifoOwnedMemory : public MediaMemoryChunk {
  public:
   FifoOwnedMemory(void* data, size_t size,
                   const scoped_refptr<MediaMessageFlag>& flag,
                   const base::Closure& release_msg_cb);
-  virtual ~FifoOwnedMemory();
+  ~FifoOwnedMemory() override;
 
   // MediaMemoryChunk implementation.
-  virtual void* data() const override { return data_; }
-  virtual size_t size() const override { return size_; }
-  virtual bool valid() const override { return flag_->IsValid(); }
+  void* data() const override { return data_; }
+  size_t size() const override { return size_; }
+  bool valid() const override { return flag_->IsValid(); }
 
  private:
   scoped_refptr<base::SingleThreadTaskRunner> task_runner_;
   base::Closure release_msg_cb_;
 
   void* const data_;
   const size_t size_;
   scoped_refptr<MediaMessageFlag> flag_;
 
   DISALLOW_COPY_AND_ASSIGN(FifoOwnedMemory);
@@ skipping 315 matching lines @@
 void MediaMessageFifo::CommitInternalRead(size_t new_rd_offset) {
   internal_rd_offset_ = new_rd_offset;
 }
 
 void MediaMessageFifo::CommitInternalWrite(size_t new_wr_offset) {
   internal_wr_offset_ = new_wr_offset;
 }
 
 }  // namespace media
 }  // namespace chromecast