Cast: Let the extension control if DSCP is on or off.

chrome/renderer/extensions/cast_streaming_native_handler.h

 // Copyright 2013 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.
 
 #ifndef CHROME_RENDERER_EXTENSIONS_CAST_STREAMING_NATIVE_HANDLER_H_
 #define CHROME_RENDERER_EXTENSIONS_CAST_STREAMING_NATIVE_HANDLER_H_
 
 #include <map>
 
 #include "base/memory/linked_ptr.h"
@@ skipping 30 matching lines @@
       const v8::FunctionCallbackInfo<v8::Value>& args);
   void StartCastRtpStream(
       const v8::FunctionCallbackInfo<v8::Value>& args);
   void StopCastRtpStream(
       const v8::FunctionCallbackInfo<v8::Value>& args);
 
   void DestroyCastUdpTransport(
       const v8::FunctionCallbackInfo<v8::Value>& args);
   void SetDestinationCastUdpTransport(
       const v8::FunctionCallbackInfo<v8::Value>& args);
+  void SetOptionsCastUdpTransport(
+      const v8::FunctionCallbackInfo<v8::Value>& args);
   void StopCastUdpTransport(
       const v8::FunctionCallbackInfo<v8::Value>& args);
 
   void ToggleLogging(const v8::FunctionCallbackInfo<v8::Value>& args);
   void GetRawEvents(const v8::FunctionCallbackInfo<v8::Value>& args);
   void GetStats(const v8::FunctionCallbackInfo<v8::Value>& args);
 
   // Helper method to call the v8 callback function after a session is
   // created.
   void CallCreateCallback(scoped_ptr<CastRtpStream> stream1,
@@ skipping 31 matching lines @@
       RtpStreamCallbackMap;
   RtpStreamCallbackMap get_raw_events_callbacks_;
   RtpStreamCallbackMap get_stats_callbacks_;
 
   DISALLOW_COPY_AND_ASSIGN(CastStreamingNativeHandler);
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_RENDERER_EXTENSIONS_CAST_STREAMING_NATIVE_HANDLER_H_