Report video and network stats averaged over 1s, and create corresponding UMA metrics.

remoting/client/plugin/pepper_video_renderer_3d.cc

Index: remoting/client/plugin/pepper_video_renderer_3d.cc
diff --git a/remoting/client/plugin/pepper_video_renderer_3d.cc b/remoting/client/plugin/pepper_video_renderer_3d.cc
index 711c2104b702cf083f78a4b4b337286fb20eb91e..946627e86a5c7dca02db4c9cff97ac50fade5d9b 100644
--- a/remoting/client/plugin/pepper_video_renderer_3d.cc
+++ b/remoting/client/plugin/pepper_video_renderer_3d.cc
@@ -189,14 +189,19 @@ void PepperVideoRenderer3D::ProcessVideoPacket(scoped_ptr<VideoPacket> packet,
                                                const base::Closure& done) {
   base::ScopedClosureRunner done_runner(done);
 
+  stats_.video_packet_rate_uma()->Record(1);
   // Don't need to do anything if the packet is empty. Host sends empty video
   // packets when the screen is not changing.
   if (!packet->data().size())
     return;
 
   // Update statistics.
-  stats_.video_frame_rate()->Record(1);
-  stats_.video_bandwidth()->Record(packet->data().size());
+  // TODO(anandc): The following tasks are duplicated in
+  // software_video_renderer.cc. Move to ChromotingStats.
+  stats_.video_frame_rate_display()->Record(1);
+  stats_.video_frame_rate_uma()->Record(1);
+  stats_.video_bandwidth_display()->Record(packet->data().size());
+  stats_.video_bandwidth_uma()->Record(packet->data().size());
   if (packet->has_capture_time_ms())
     stats_.video_capture_ms()->Record(packet->capture_time_ms());
   if (packet->has_encode_time_ms())