Consolidate GetFrame and InsertPacket and move NACK list processing to after a packet has been successfully inserted.

TEST=trybots
BUG=1799
R=mikhal@webrtc.org

Review URL: https://webrtc-codereview.appspot.com/1509004

git-svn-id: http://webrtc.googlecode.com/svn/trunk@4080 4adac7df-926f-26a2-2b94-8c16560cd09d

webrtc/modules/video_coding/main/source/packet.h

@@ -45,6 +45,8 @@ public:
     VCMNaluCompleteness completeNALU;   // Default is kNaluIncomplete.
     bool insertStartCode;               // True if a start code should be inserted before this
                                         // packet.
+    int width;
+    int height;
     RTPVideoHeader codecSpecificHeader;
 
 protected: