Added VideoTrackInterface::GetSink method, for use by VideoRtpReceiver. Get rid of FrameInput.

talk/app/webrtc/videosource_unittest.cc

 /*
  * libjingle
  * Copyright 2012 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 188 matching lines @@
   source_->Restart();
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
 
   ASSERT_TRUE(capturer_->CaptureFrame());
   EXPECT_EQ(2, renderer_.num_rendered_frames());
 
   source_->Stop();
 }
 
+#if 0
 // Test start stop with a remote VideoSource - the video source that has a
 // RemoteVideoCapturer and takes video frames from FrameInput.
 TEST_F(VideoSourceTest, StartStopRemote) {
   source_ = VideoSource::Create(channel_manager_.get(),
                                 new webrtc::RemoteVideoCapturer(), NULL, true);
 
   ASSERT_TRUE(source_.get() != NULL);
   EXPECT_TRUE(NULL != source_->GetVideoCapturer());
 
   state_observer_.reset(new StateObserver(source_));
   source_->RegisterObserver(state_observer_.get());
   source_->AddSink(&renderer_);
 
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
 
   cricket::VideoRenderer* frameinput = source_->FrameInput();
   cricket::WebRtcVideoFrame test_frame;
   frameinput->RenderFrame(&test_frame);
   EXPECT_EQ(1, renderer_.num_rendered_frames());
 
   source_->GetVideoCapturer()->Stop();
   EXPECT_EQ_WAIT(MediaSourceInterface::kEnded, state_observer_->state(),
                  kMaxWaitMs);
 }
+#endif
 
 // Test that a VideoSource transition to kEnded if the capture device
 // fails.
 TEST_F(VideoSourceTest, CameraFailed) {
   CreateVideoSource();
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
 
   capturer_->SignalStateChange(capturer_, cricket::CS_FAILED);
   EXPECT_EQ_WAIT(MediaSourceInterface::kEnded, state_observer_->state(),
@@ skipping 298 matching lines @@
   FakeConstraints constraints;
   constraints.AddOptional(MediaConstraintsInterface::kMaxFrameRate, 0.5);
 
   CreateVideoSource(&constraints);
   EXPECT_EQ_WAIT(MediaSourceInterface::kLive, state_observer_->state(),
                  kMaxWaitMs);
   const cricket::VideoFormat* format = capturer_->GetCaptureFormat();
   ASSERT_TRUE(format != NULL);
   EXPECT_EQ(30, format->framerate());
 }