Switch to standard integer types in chrome/.

chrome/renderer/external_extension.cc

 // 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 "chrome/renderer/external_extension.h"
 
+#include <stdint.h>
+
+#include "base/macros.h"
 #include "chrome/common/render_messages.h"
 #include "chrome/common/search_provider.h"
 #include "content/public/renderer/render_view.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebView.h"
 #include "v8/include/v8.h"
 
 using blink::WebLocalFrame;
 using blink::WebView;
@@ skipping 141 matching lines @@
     return;
   }
   args.GetReturnValue().Set(static_cast<int32_t>(install));
 }
 
 v8::Extension* ExternalExtension::Get() {
   return new ExternalExtensionWrapper();
 }
 
 }  // namespace extensions_v8