Remove simulcast bitrate modes.

talk/app/webrtc/mediaconstraintsinterface.h

 /*
  * libjingle
  * Copyright 2013 Google Inc.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are met:
  *
  *  1. Redistributions of source code must retain the above copyright notice,
  *     this list of conditions and the following disclaimer.
  *  2. Redistributions in binary form must reproduce the above copyright notice,
@@ skipping 115 matching lines @@
   static const char kCpuUnderuseThreshold[];  // googCpuUnderuseThreshold
   static const char kCpuOveruseThreshold[];  // googCpuOveruseThreshold
   // Low cpu adaptation threshold for relative standard deviation of encode
   // time.
   static const char kCpuUnderuseEncodeRsdThreshold[];
   // High cpu adaptation threshold for relative standard deviation of encode
   // time.
   static const char kCpuOveruseEncodeRsdThreshold[];
   static const char kCpuOveruseEncodeUsage[];  // googCpuOveruseEncodeUsage
   static const char kHighStartBitrate[];  // googHighStartBitrate
-  static const char kHighBitrate[];  // googHighBitrate
-  static const char kVeryHighBitrate[];  // googVeryHighBitrate
   static const char kPayloadPadding[];  // googPayloadPadding
 
   // The prefix of internal-only constraints whose JS set values should be
   // stripped by Chrome before passed down to Libjingle.
   static const char kInternalConstraintPrefix[];
 
  protected:
   // Dtor protected as objects shouldn't be deleted via this interface
   virtual ~MediaConstraintsInterface() {}
 };
 
 bool FindConstraint(const MediaConstraintsInterface* constraints,
                     const std::string& key, bool* value,
                     size_t* mandatory_constraints);
 
 }  // namespace webrtc
 
 #endif  // TALK_APP_WEBRTC_MEDIACONSTRAINTSINTERFACE_H_