Remove VideoFormat from WebRtcVideoEngine2.

webrtc/media/webrtc/webrtcvideoengine2.cc

Index: webrtc/media/webrtc/webrtcvideoengine2.cc
diff --git a/webrtc/media/webrtc/webrtcvideoengine2.cc b/webrtc/media/webrtc/webrtcvideoengine2.cc
index 0489198fac4eb1abda963699fc11603339fbfb8c..04dc0e49869f12ac7b61ed03a03dd2e05a8ac1be 100644
--- a/webrtc/media/webrtc/webrtcvideoengine2.cc
+++ b/webrtc/media/webrtc/webrtcvideoengine2.cc
@@ -1589,11 +1589,6 @@ void WebRtcVideoChannel2::WebRtcVideoSendStream::InputFrame(
   if (!sending_)
     return;
 
-  if (format_.width == 0) {  // Dropping frames.
-    RTC_DCHECK(format_.height == 0);
-    LOG(LS_VERBOSE) << "VideoFormat 0x0 set, Dropping frame.";
-    return;
-  }
   if (muted_) {
     // Create a black frame to transmit instead.
     CreateBlackFrame(&video_frame,
@@ -1643,8 +1638,7 @@ bool WebRtcVideoChannel2::WebRtcVideoSendStream::SetCapturer(
         // timestamp is less than or equal to last frame's timestamp, it is
         // necessary to give this black frame a larger timestamp than the
         // previous one.
-        last_frame_timestamp_ms_ +=
-            format_.interval / rtc::kNumNanosecsPerMillisec;
+        last_frame_timestamp_ms_ += 1;
         black_frame.set_render_time_ms(last_frame_timestamp_ms_);
         stream_->Input()->IncomingCapturedFrame(black_frame);
       }
@@ -1761,11 +1755,6 @@ void WebRtcVideoChannel2::WebRtcVideoSendStream::SetCodecAndOptions(
       CreateVideoEncoderConfig(last_dimensions_, codec_settings.codec);
   RTC_DCHECK(!parameters_.encoder_config.streams.empty());
 
-  format_ = VideoFormat(codec_settings.codec.width,
-                        codec_settings.codec.height,
-                        VideoFormat::FpsToInterval(30),
-                        FOURCC_I420);
-
   AllocatedEncoder new_encoder = CreateVideoEncoder(codec_settings.codec);
   parameters_.config.encoder_settings.encoder = new_encoder.encoder;
   parameters_.config.encoder_settings.full_overuse_time = new_encoder.external;