Switch to standard integer types in ios/.

ios/web/web_state/web_state_impl.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 IOS_WEB_WEB_STATE_WEB_STATE_IMPL_H_
 #define IOS_WEB_WEB_STATE_WEB_STATE_IMPL_H_
 
+#include <stddef.h>
+#include <stdint.h>
+
 #include <map>
 #include <string>
 #include <vector>
 
+#include "base/macros.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/observer_list.h"
 #include "base/values.h"
 #include "ios/web/navigation/navigation_manager_delegate.h"
 #include "ios/web/navigation/navigation_manager_impl.h"
 #include "ios/web/net/request_tracker_impl.h"
 #include "ios/web/public/web_state/web_state.h"
 #include "url/gurl.h"
 
@@ skipping 319 matching lines @@
   // any WeakPtrs to WebStateImpl are invalidated before its member variable's
   // destructors are executed, rendering them invalid.
   base::WeakPtrFactory<WebState> weak_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(WebStateImpl);
 };
 
 }  // namespace web
 
 #endif  // IOS_WEB_WEB_STATE_WEB_STATE_IMPL_H_