Allow shaped-desktop hosts to send shape only when it changes.

remoting/codec/codec_test.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <deque>
 #include <stdlib.h>
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 187 matching lines @@
   scoped_ptr<uint8[]> image_data_;
   DesktopFrame* frame_;
 
   DISALLOW_COPY_AND_ASSIGN(VideoDecoderTester);
 };
 
 // The VideoEncoderTester provides a hook for retrieving the data, and passing
 // the message to other subprograms for validaton.
 class VideoEncoderTester {
  public:
-  VideoEncoderTester()
-      : decoder_tester_(nullptr),
-        data_available_(0) {
-  }
+  VideoEncoderTester() : decoder_tester_(nullptr), data_available_(0) {}
 
   ~VideoEncoderTester() {
     EXPECT_GT(data_available_, 0);
   }
 
   void DataAvailable(scoped_ptr<VideoPacket> packet) {
     ++data_available_;
     // Send the message to the VideoDecoderTester.
     if (decoder_tester_) {
       decoder_tester_->ReceivedPacket(packet.get());
@@ skipping 228 matching lines @@
 
     if (frame_count >= kWarmUpFrameCount) {
       elapsed = base::TimeTicks::Now() - start_time;
     }
   }
 
   return (frame_count * base::TimeDelta::FromSeconds(1)) / elapsed;
 }
 
 }  // namespace remoting