replace OVERRIDE and FINAL with override and final in chrome/browser/ui/[a-s]*

chrome/browser/ui/hung_plugin_tab_helper.h

Index: chrome/browser/ui/hung_plugin_tab_helper.h
diff --git a/chrome/browser/ui/hung_plugin_tab_helper.h b/chrome/browser/ui/hung_plugin_tab_helper.h
index 6cf1a395a86f55ca1a1b4ab39cad98ea133ceec7..97b4f3aeb11adbb6c63495335bdbf1bdaf711d0b 100644
--- a/chrome/browser/ui/hung_plugin_tab_helper.h
+++ b/chrome/browser/ui/hung_plugin_tab_helper.h
@@ -45,15 +45,15 @@ class HungPluginTabHelper
 
   // content::WebContentsObserver:
   virtual void PluginCrashed(const base::FilePath& plugin_path,
-                             base::ProcessId plugin_pid) OVERRIDE;
+                             base::ProcessId plugin_pid) override;
   virtual void PluginHungStatusChanged(int plugin_child_id,
                                        const base::FilePath& plugin_path,
-                                       bool is_hung) OVERRIDE;
+                                       bool is_hung) override;
 
   // content::NotificationObserver:
   virtual void Observe(int type,
                        const content::NotificationSource& source,
-                       const content::NotificationDetails& details) OVERRIDE;
+                       const content::NotificationDetails& details) override;
 
   // Called by an infobar when the user selects to kill the plugin.
   void KillPlugin(int child_id);