Decouple capture timestamp and reference time

media/capture/video/fake_video_capture_device_unittest.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 "media/capture/video/fake_video_capture_device.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <memory>
@@ skipping 56 matching lines @@
                     const std::string& reason));
 
   explicit MockClient(base::Callback<void(const VideoCaptureFormat&)> frame_cb)
       : frame_cb_(frame_cb) {}
 
   // Client virtual methods for capturing using Device Buffers.
   void OnIncomingCapturedData(const uint8_t* data,
                               int length,
                               const VideoCaptureFormat& format,
                               int rotation,
-                              const base::TimeTicks& timestamp) {
+                              base::TimeTicks reference_time,
+                              base::TimeDelta timestamp) override {
     frame_cb_.Run(format);
   }
   // Virtual methods for capturing using Client's Buffers.
   std::unique_ptr<Buffer> ReserveOutputBuffer(
       const gfx::Size& dimensions,
       media::VideoPixelFormat format,
       media::VideoPixelStorage storage) {
     EXPECT_TRUE((format == media::PIXEL_FORMAT_ARGB &&
                  storage == media::PIXEL_STORAGE_CPU) ||
                 (format == media::PIXEL_FORMAT_I420 &&
@@ skipping 231 matching lines @@
   }
 }
 
 INSTANTIATE_TEST_CASE_P(,
                         FakeVideoCaptureDeviceCommandLineTest,
                         Values(CommandLineTestData{"fps=-1", 5},
                                CommandLineTestData{"fps=29.97", 29.97f},
                                CommandLineTestData{"fps=60", 60},
                                CommandLineTestData{"fps=1000", 60}));
 };  // namespace media