Use webrtc::VideoFrame timestamp in RTCVideoEncoder

media/gpu/video_encode_accelerator_unittest.cc

Index: media/gpu/video_encode_accelerator_unittest.cc
diff --git a/media/gpu/video_encode_accelerator_unittest.cc b/media/gpu/video_encode_accelerator_unittest.cc
index 7ba3fe8d83e6ef8be99a1efb7b94f6d108a7a73a..16b900798093c91ee28f963e40b91eba294bca68 100644
--- a/media/gpu/video_encode_accelerator_unittest.cc
+++ b/media/gpu/video_encode_accelerator_unittest.cc
@@ -1575,12 +1575,14 @@ bool VEAClient::HandleEncodedFrame(bool keyframe) {
     SetState(CS_FINISHED);
     if (!quality_validator_)
       SetState(CS_VALIDATED);
+#if defined(OS_CHROMEOS)

[pbos, 2016/08/02 00:16:52]

Can you comment on why this would/should only apply to ChromeOS?

[emircan, 2016/08/02 22:05:40]

I removed ifdef and explained above.

     if (verify_output_timestamp_) {
       // There may be some timestamps left because we push extra frames to flush
       // encoder.
       EXPECT_LE(frame_timestamps_.size(),
                 static_cast<size_t>(next_input_id_ - num_frames_to_encode_));
     }
+#endif  // defined(OS_CHROMEOS)
     return false;
   }
 
@@ -1836,6 +1838,15 @@ INSTANTIATE_TEST_CASE_P(MultipleEncoders,
                                                           false,
                                                           false,
                                                           false)));
+
+#if defined(OS_MACOSX)
+INSTANTIATE_TEST_CASE_P(
+    VerifyTimestamp,
+    VideoEncodeAcceleratorTest,
+    ::testing::Values(
+        std::make_tuple(1, false, 0, false, false, false, false, false, true)));
+#endif  // defined(OS_MACOSX)
+
 #if defined(OS_WIN)
 INSTANTIATE_TEST_CASE_P(
     ForceBitrate,