RTC Video Encoder: Use capturer timestamp

media/video/fake_video_encode_accelerator.cc

Index: media/video/fake_video_encode_accelerator.cc
diff --git a/media/video/fake_video_encode_accelerator.cc b/media/video/fake_video_encode_accelerator.cc
index 0fabbde4b64bc158c61955c0f1c9f47001478a72..45f38e692453da6945ed3461893e78fd28605d91 100644
--- a/media/video/fake_video_encode_accelerator.cc
+++ b/media/video/fake_video_encode_accelerator.cc
@@ -131,9 +131,8 @@ void FakeVideoEncodeAccelerator::DoBitstreamBufferReady(
     int32_t bitstream_buffer_id,
     size_t payload_size,
     bool key_frame) const {
-  client_->BitstreamBufferReady(bitstream_buffer_id,
-                                payload_size,
-                                key_frame);
+  client_->BitstreamBufferReady(bitstream_buffer_id, payload_size, key_frame,
+                                base::Time::Now() - base::Time());
 }
 
 }  // namespace media