Switch to standard integer types in extensions/.

extensions/common/update_manifest.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 EXTENSIONS_COMMON_UPDATE_MANIFEST_H_
 #define EXTENSIONS_COMMON_UPDATE_MANIFEST_H_
 
 #include <string>
 #include <vector>
 
+#include "base/macros.h"
 #include "url/gurl.h"
 
 class UpdateManifest {
  public:
   // An update manifest looks like this:
   //
   // <?xml version="1.0" encoding="UTF-8"?>
   // <gupdate xmlns="http://www.google.com/update2/response" protocol="2.0">
   //  <daystart elapsed_seconds="300" />
   //  <app appid="12345" status="ok">
@@ skipping 64 matching lines @@
   Results results_;
   std::string errors_;
 
   // Helper function that adds parse error details to our errors_ string.
   void ParseError(const char* details, ...);
 
   DISALLOW_COPY_AND_ASSIGN(UpdateManifest);
 };
 
 #endif  // EXTENSIONS_COMMON_UPDATE_MANIFEST_H_