Replacing the OVERRIDE with override in chrome/common

chrome/common/extensions/features/chrome_channel_feature_filter.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 CHROME_COMMON_EXTENSIONS_FEATURES_CHROME_CHANNEL_FEATURE_FILTER_H_
 #define CHROME_COMMON_EXTENSIONS_FEATURES_CHROME_CHANNEL_FEATURE_FILTER_H_
 
 #include "chrome/common/chrome_version_info.h"
 #include "extensions/common/features/simple_feature_filter.h"
 
 namespace extensions {
 
 // This filter parses a "channel" key from feature value data and makes features
 // unavailable if they aren't stable enough for the current channel.
 class ChromeChannelFeatureFilter : public SimpleFeatureFilter {
  public:
   explicit ChromeChannelFeatureFilter(SimpleFeature* feature);
   virtual ~ChromeChannelFeatureFilter();
 
   // SimpleFeatureFilter implementation.
-  virtual std::string Parse(const base::DictionaryValue* value) OVERRIDE;
+  virtual std::string Parse(const base::DictionaryValue* value) override;
   virtual Feature::Availability IsAvailableToManifest(
       const std::string& extension_id,
       Manifest::Type type,
       Manifest::Location location,
       int manifest_version,
-      Feature::Platform platform) const OVERRIDE;
+      Feature::Platform platform) const override;
 
  private:
   bool channel_has_been_set_;
   chrome::VersionInfo::Channel channel_;
 };
 
 }  // namespace extensions
 
 #endif  // CHROME_COMMON_EXTENSIONS_FEATURES_CHROME_CHANNEL_FEATURE_FILTER_H_