Chromecast: adds test frame-segmenter code to support CMA unit tests.

chromecast/media/cma/base/mock_frame_provider.h

-// 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.
-
-#ifndef CHROMECAST_MEDIA_CMA_BASE_MOCK_FRAME_PROVIDER_H_
-#define CHROMECAST_MEDIA_CMA_BASE_MOCK_FRAME_PROVIDER_H_
-
-#include <vector>
-
-#include "base/macros.h"
-#include "chromecast/media/cma/base/coded_frame_provider.h"
-
-namespace chromecast {
-namespace media {
-class FrameGeneratorForTest;
-
-class MockFrameProvider : public CodedFrameProvider {
- public:
-  MockFrameProvider();
-  virtual ~MockFrameProvider();
-
-  void Configure(
-      const std::vector<bool>& delayed_task_pattern,
-      scoped_ptr<FrameGeneratorForTest> frame_generator);
-
-  // CodedFrameProvider implementation.
-  virtual void Read(const ReadCB& read_cb) OVERRIDE;
-  virtual void Flush(const base::Closure& flush_cb) OVERRIDE;
-
- private:
-  void DoRead(const ReadCB& read_cb);
-
-  // Parameterization of the frame provider.
-  // |delayed_task_pattern_| indicates the pattern for delivering frames,
-  // i.e. after receiving a Read request, either delivers a frame right away
-  // or wait some time before delivering the frame.
-  // |pattern_idx_| is the current index in the pattern.
-  std::vector<bool> delayed_task_pattern_;
-  size_t pattern_idx_;
-
-  scoped_ptr<FrameGeneratorForTest> frame_generator_;
-
-  DISALLOW_COPY_AND_ASSIGN(MockFrameProvider);
-};
-
-}  // namespace media
-}  // namespace chromecast
-
-#endif  // CHROMECAST_MEDIA_CMA_BASE_MOCK_FRAME_PROVIDER_H_