Add metadata to media::VideoFrame and plumb it through IPC/MediaStream.

media/video/capture/video_capture_device_unittest.cc

 // 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.
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop_proxy.h"
 #include "base/run_loop.h"
@@ skipping 49 matching lines @@
 
 namespace media {
 
 namespace {
 
 class MockClient : public VideoCaptureDevice::Client {
  public:
   MOCK_METHOD2(ReserveOutputBuffer,
                scoped_refptr<Buffer>(VideoFrame::Format format,
                                      const gfx::Size& dimensions));
-  MOCK_METHOD4(OnIncomingCapturedVideoFrame,
+  MOCK_METHOD3(OnIncomingCapturedVideoFrame,
                void(const scoped_refptr<Buffer>& buffer,
-                    const VideoCaptureFormat& buffer_format,
                     const scoped_refptr<VideoFrame>& frame,
                     const base::TimeTicks& timestamp));
   MOCK_METHOD1(OnError, void(const std::string& reason));
 
   explicit MockClient(base::Callback<void(const VideoCaptureFormat&)> frame_cb)
       : main_thread_(base::MessageLoopProxy::current()), frame_cb_(frame_cb) {}
 
   void OnIncomingCapturedData(const uint8* data,
                               int length,
                               const VideoCaptureFormat& format,
@@ skipping 39 matching lines @@
             base::MessageLoopProxy::current())) {
     device_enumeration_listener_ = new DeviceEnumerationListener();
   }
 
   void SetUp() override {
 #if defined(OS_ANDROID)
     VideoCaptureDeviceAndroid::RegisterVideoCaptureDevice(
         base::android::AttachCurrentThread());
 #endif
     EXPECT_CALL(*client_, ReserveOutputBuffer(_,_)).Times(0);
-    EXPECT_CALL(*client_, OnIncomingCapturedVideoFrame(_,_,_,_)).Times(0);
+    EXPECT_CALL(*client_, OnIncomingCapturedVideoFrame(_,_,_)).Times(0);
   }
 
   void ResetWithNewClient() {
     client_.reset(new MockClient(base::Bind(
         &VideoCaptureDeviceTest::OnFrameCaptured, base::Unretained(this))));
   }
 
   void OnFrameCaptured(const VideoCaptureFormat& format) {
     last_format_ = format;
     run_loop_->QuitClosure().Run();
@@ skipping 286 matching lines @@
   // Use PIXEL_FORMAT_MAX to iterate all device names for testing
   // GetDeviceSupportedFormats().
   scoped_ptr<VideoCaptureDevice::Name> name =
       GetFirstDeviceNameSupportingPixelFormat(PIXEL_FORMAT_MAX);
   // Verify no camera returned for PIXEL_FORMAT_MAX. Nothing else to test here
   // since we cannot forecast the hardware capabilities.
   ASSERT_FALSE(name);
 }
 
 };  // namespace media