Switch to standard integer types in extensions/browser/.

extensions/browser/updater/null_extension_cache.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_BROWSER_UPDATER_NULL_EXTENSION_CACHE_H_
 #define EXTENSIONS_BROWSER_UPDATER_NULL_EXTENSION_CACHE_H_
 
+#include "base/macros.h"
 #include "extensions/browser/updater/extension_cache.h"
 
 namespace extensions {
 
 // Implements a pass-thru (i.e. do-nothing) ExtensionCache.
 class NullExtensionCache : public ExtensionCache {
  public:
   NullExtensionCache();
   ~NullExtensionCache() override;
 
@@ skipping 11 matching lines @@
                     const std::string& version,
                     const PutExtensionCallback& callback) override;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(NullExtensionCache);
 };
 
 }  // namespace extensions
 
 #endif  // EXTENSIONS_BROWSER_UPDATER_NULL_EXTENSION_CACHE_H_