If user had consented for metrics reporting, send speech input request origin to the server.

chrome/browser/speech/speech_input_manager.h

 // Copyright (c) 2010 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_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_
 #define CHROME_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_
 
 #include "base/basictypes.h"
 #include "chrome/common/speech_input_result.h"
 #include "gfx/rect.h"
@@ skipping 19 matching lines @@
 
    protected:
     virtual ~Delegate() {}
   };
 
   // Whether the speech input feature is enabled, based on the browser channel
   // information and command line flags.
   static bool IsFeatureEnabled();
 
   // Factory method to access the singleton. We have this method here instead of
-  // using Singleton<> directly in the calling code to aid tests in injection
+  // using Singleton directly in the calling code to aid tests in injection
   // mocks.
   static SpeechInputManager* Get();
   // Factory method definition useful for tests.
   typedef SpeechInputManager* (AccessorMethod)();
 
   virtual ~SpeechInputManager() {}
 
   // Handlers for requests from render views.
 
   // |delegate| is a weak pointer and should remain valid until
   // its |DidCompleteRecognition| method is called or recognition is cancelled.
   // |render_process_id| is the ID of the renderer process initiating the
   // request.
   // |element_rect| is the display bounds of the html element requesting speech
   // input (in page coordinates).
   virtual void StartRecognition(Delegate* delegate,
                                 int caller_id,
                                 int render_process_id,
                                 int render_view_id,
                                 const gfx::Rect& element_rect,
                                 const std::string& language,
-                                const std::string& grammar)  = 0;
+                                const std::string& grammar,
+                                const std::string& origin_url)  = 0;
   virtual void CancelRecognition(int caller_id) = 0;
   virtual void StopRecording(int caller_id) = 0;
 };
 
 // This typedef is to workaround the issue with certain versions of
 // Visual Studio where it gets confused between multiple Delegate
 // classes and gives a C2500 error. (I saw this error on the try bots -
 // the workaround was not needed for my machine).
 typedef SpeechInputManager::Delegate SpeechInputManagerDelegate;
 
 }  // namespace speech_input
 
 #endif  // CHROME_BROWSER_SPEECH_SPEECH_INPUT_MANAGER_H_