Switch to standard integer types in ios/.

ios/chrome/browser/infobars/infobar_container_ios.mm

 // Copyright 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 "ios/chrome/browser/infobars/infobar_container_ios.h"
 
+#include <stddef.h>
 #import <UIKit/UIKit.h>
 
 #include "base/logging.h"
 #include "base/message_loop/message_loop.h"
 #include "ios/chrome/browser/infobars/infobar.h"
 #include "ios/chrome/browser/infobars/infobar_container_view.h"
 #include "ios/public/provider/chrome/browser/chrome_browser_provider.h"
 
 InfoBarContainerIOS::InfoBarContainerIOS(
     infobars::InfoBarContainer::Delegate* delegate)
@@ skipping 45 matching lines @@
 
 void InfoBarContainerIOS::SuspendInfobars() {
   ios::GetChromeBrowserProvider()->SetUIViewAlphaWithAnimation(container_view_,
                                                                0);
 }
 
 void InfoBarContainerIOS::RestoreInfobars() {
   ios::GetChromeBrowserProvider()->SetUIViewAlphaWithAnimation(container_view_,
                                                                1);
 }