Switch to standard integer types in ios/.

ios/web/web_state/web_controller_observer_bridge.h

 // Copyright 2014 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 IOS_WEB_WEB_STATE_WEB_CONTROLLER_OBSERVER_BRIDGE_H_
 #define IOS_WEB_WEB_STATE_WEB_CONTROLLER_OBSERVER_BRIDGE_H_
 
 #include <string>
 
 #import "base/ios/weak_nsobject.h"
+#include "base/macros.h"
 #include "ios/web/public/web_state/web_state_observer.h"
 
 @class CRWWebController;
 @protocol CRWWebControllerObserver;
 class GURL;
 
 namespace base {
 class DictionaryValue;
 }
 
@@ skipping 35 matching lines @@
   base::WeakNSProtocol<id<CRWWebControllerObserver>> web_controller_observer_;
   base::WeakNSObject<CRWWebController> web_controller_;
   std::string script_command_callback_prefix_;
 
   DISALLOW_COPY_AND_ASSIGN(WebControllerObserverBridge);
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_WEB_STATE_WEB_CONTROLLER_OBSERVER_BRIDGE_H_