Fix pipeline integration tests for seek / duration changes.

media/test/pipeline_integration_test_base.h

 // 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.
 
 #ifndef MEDIA_TEST_PIPELINE_INTEGRATION_TEST_BASE_H_
 #define MEDIA_TEST_PIPELINE_INTEGRATION_TEST_BASE_H_
 
 #include <stdint.h>
 #include <memory>
 
@@ skipping 133 matching lines @@
   scoped_refptr<ClocklessAudioSink> clockless_audio_sink_;
   std::unique_ptr<NullVideoSink> video_sink_;
   bool ended_;
   PipelineStatus pipeline_status_;
   Demuxer::EncryptedMediaInitDataCB encrypted_media_init_data_cb_;
   VideoPixelFormat last_video_frame_format_;
   ColorSpace last_video_frame_color_space_;
   DummyTickClock dummy_clock_;
   PipelineMetadata metadata_;
   scoped_refptr<VideoFrame> last_frame_;
+  base::TimeDelta current_duration_;
 
   PipelineStatus StartInternal(
       std::unique_ptr<DataSource> data_source,
       CdmContext* cdm_context,
       uint8_t test_type,
       ScopedVector<VideoDecoder> prepend_video_decoders =
           ScopedVector<VideoDecoder>(),
       ScopedVector<AudioDecoder> prepend_audio_decoders =
           ScopedVector<AudioDecoder>());
 
@@ skipping 20 matching lines @@
 
   // Creates and returns a Renderer.
   virtual std::unique_ptr<Renderer> CreateRenderer(
       ScopedVector<VideoDecoder> prepend_video_decoders =
           ScopedVector<VideoDecoder>(),
       ScopedVector<AudioDecoder> prepend_audio_decoders =
           ScopedVector<AudioDecoder>());
 
   void OnVideoFramePaint(const scoped_refptr<VideoFrame>& frame);
 
+  void CheckDuration();
+
+  // Return the media start time from |demuxer_|.
+  base::TimeDelta GetStartTime();
+
   MOCK_METHOD1(DecryptorAttached, void(bool));
   // Pipeline::Client overrides.
   void OnError(PipelineStatus status) override;
   void OnEnded() override;
   MOCK_METHOD1(OnMetadata, void(PipelineMetadata));
   MOCK_METHOD1(OnBufferingStateChange, void(BufferingState));
   MOCK_METHOD0(OnDurationChange, void());
   MOCK_METHOD2(OnAddTextTrack,
                void(const TextTrackConfig& config,
                     const AddTextTrackDoneCB& done_cb));
   MOCK_METHOD0(OnWaitingForDecryptionKey, void(void));
   MOCK_METHOD1(OnVideoNaturalSizeChange, void(const gfx::Size&));
   MOCK_METHOD1(OnVideoOpacityChange, void(bool));
 };
 
 }  // namespace media
 
 #endif  // MEDIA_TEST_PIPELINE_INTEGRATION_TEST_BASE_H_