Move ExtensionFunction to the extensions component.

chrome/browser/speech/tts_mac.mm

 // Copyright (c) 2012 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.
 
 #include <string>
 
 #include "base/mac/scoped_nsobject.h"
 #include "base/memory/singleton.h"
 #include "base/strings/sys_string_conversions.h"
 #include "base/values.h"
-#include "chrome/browser/extensions/extension_function.h"
 #include "chrome/browser/speech/tts_controller.h"
 #include "chrome/browser/speech/tts_platform.h"
+#include "extensions/browser/extension_function.h"
 
 #import <Cocoa/Cocoa.h>
 
 class TtsPlatformImplMac;
 
 @interface ChromeTtsDelegate : NSObject <NSSpeechSynthesizerDelegate> {
  @private
   TtsPlatformImplMac* ttsImplMac_;  // weak.
 }
 
@@ skipping 318 matching lines @@
   didSpeak_ = true;
   return [super startSpeakingString:utterance_];
 }
 
 - (bool)startSpeakingString:(NSString*)utterance {
   CHECK(false);
   return false;
 }
 
 @end