Reformatting media_optimization.cc and .h

Ran both tools/refactoring/webrtc_reformat.py and clang-format.
Changing VCMMediaOptimization -> MediaOptimization and
VCMEncodedFrameSample -> EncodedFrameSample.
Aligning the order of methods in .h and .cc files and fixing comments.

R=stefan@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/2265007

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4816 4adac7df-926f-26a2-2b94-8c16560cd09d
diff --git a/webrtc/modules/video_coding/main/source/video_coding_impl.h b/webrtc/modules/video_coding/main/source/video_coding_impl.h
index 5300589..a7a6e4f 100644
--- a/webrtc/modules/video_coding/main/source/video_coding_impl.h
+++ b/webrtc/modules/video_coding/main/source/video_coding_impl.h
@@ -107,7 +107,7 @@
   VCMGenericEncoder* _encoder;
   VCMEncodedFrameCallback _encodedFrameCallback;
   std::vector<FrameType> _nextFrameTypes;
-  media_optimization::VCMMediaOptimization _mediaOpt;
+  media_optimization::MediaOptimization _mediaOpt;
   VCMSendStatisticsCallback* _sendStatsCallback;
   FILE* _encoderInputFile;
   VCMCodecDataBase _codecDataBase;