Restore back verbosity logging for camera captured frame.

Helps to debug camera freezes.

R=pbos@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/46179004

Cr-Commit-Position: refs/heads/master@{#9127}
diff --git a/talk/media/webrtc/webrtcvideoengine2.cc b/talk/media/webrtc/webrtcvideoengine2.cc
index 3eaa287..eee67fa 100644
--- a/talk/media/webrtc/webrtcvideoengine2.cc
+++ b/talk/media/webrtc/webrtcvideoengine2.cc
@@ -1559,6 +1559,10 @@
   SetDimensions(
       video_frame.width(), video_frame.height(), capturer->IsScreencast());
 
+  LOG(LS_VERBOSE) << "IncomingCapturedFrame: " << video_frame.width() << "x"
+                  << video_frame.height() << " -> (codec) "
+                  << parameters_.encoder_config.streams.back().width << "x"
+                  << parameters_.encoder_config.streams.back().height;
   stream_->Input()->IncomingCapturedFrame(video_frame);
 }