Add OVERRIDE to chrome/browser/extensions/.

chrome/browser/extensions/extension_sidebar_api.h

 // Copyright (c) 2011 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_BROWSER_EXTENSIONS_EXTENSION_SIDEBAR_API_H_
 #define CHROME_BROWSER_EXTENSIONS_EXTENSION_SIDEBAR_API_H_
 
 #include <string>
 #include "chrome/browser/extensions/extension_function.h"
 
@@ skipping 18 matching lines @@
       Profile* profile, TabContents* tab, const std::string& content_id,
       const std::string& state);
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ExtensionSidebarEventRouter);
 };
 
 // Base class for sidebar function APIs.
 class SidebarFunction : public SyncExtensionFunction {
  public:
-  virtual bool RunImpl();
+  virtual bool RunImpl() OVERRIDE;
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
                        const base::DictionaryValue& details) = 0;
 };
 
 class CollapseSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.collapse");
 };
 
 class ExpandSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.expand");
 };
 
 class GetStateSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.getState");
 };
 
 class HideSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.hide");
 };
 
 class NavigateSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.navigate");
 };
 
 class SetBadgeTextSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.setBadgeText");
 };
 
 class SetIconSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.setIcon");
 };
 
 class SetTitleSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.setTitle");
 };
 
 class ShowSidebarFunction : public SidebarFunction {
  private:
   virtual bool RunImpl(TabContents* tab,
                        const std::string& content_id,
-                       const base::DictionaryValue& details);
+                       const base::DictionaryValue& details) OVERRIDE;
   DECLARE_EXTENSION_FUNCTION_NAME("experimental.sidebar.show");
 };
 
 #endif  // CHROME_BROWSER_EXTENSIONS_EXTENSION_SIDEBAR_API_H_