Add OVERRIDE to chrome/browser/.

chrome/browser/debugger/browser_list_tabcontents_provider.h

Index: chrome/browser/debugger/browser_list_tabcontents_provider.h
diff --git a/chrome/browser/debugger/browser_list_tabcontents_provider.h b/chrome/browser/debugger/browser_list_tabcontents_provider.h
index f37ee3ce6cda46375bf0ec488193d2653f46cb26..7fdc2d02fe495cff26734afafa65f8807c1b6ff8 100644
--- a/chrome/browser/debugger/browser_list_tabcontents_provider.h
+++ b/chrome/browser/debugger/browser_list_tabcontents_provider.h
@@ -15,9 +15,10 @@ class BrowserListTabContentsProvider
   virtual ~BrowserListTabContentsProvider() {}
 
   // DevToolsHttpProtocolHandler::Delegate overrides.
-  virtual DevToolsHttpProtocolHandler::InspectableTabs GetInspectableTabs();
-  virtual std::string GetDiscoveryPageHTML();
-  virtual net::URLRequestContext* GetURLRequestContext();
+  virtual DevToolsHttpProtocolHandler::InspectableTabs
+      GetInspectableTabs() OVERRIDE;
+  virtual std::string GetDiscoveryPageHTML() OVERRIDE;
+  virtual net::URLRequestContext* GetURLRequestContext() OVERRIDE;
  private:
   DISALLOW_COPY_AND_ASSIGN(BrowserListTabContentsProvider);
 };