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

chrome/browser/component_updater/pnacl/pnacl_component_installer.h

Index: chrome/browser/component_updater/pnacl/pnacl_component_installer.h
diff --git a/chrome/browser/component_updater/pnacl/pnacl_component_installer.h b/chrome/browser/component_updater/pnacl/pnacl_component_installer.h
index 0f52e8fd1cb85a2bb587e9802c9d2ebfeaf68bc4..14005f7191e09b24a7dcbf75788b272785b72e63 100644
--- a/chrome/browser/component_updater/pnacl/pnacl_component_installer.h
+++ b/chrome/browser/component_updater/pnacl/pnacl_component_installer.h
@@ -41,13 +41,13 @@ class PnaclComponentInstaller : public ComponentInstaller {
 
   virtual ~PnaclComponentInstaller();
 
-  virtual void OnUpdateError(int error) OVERRIDE;
+  virtual void OnUpdateError(int error) override;
 
   virtual bool Install(const base::DictionaryValue& manifest,
-                       const base::FilePath& unpack_path) OVERRIDE;
+                       const base::FilePath& unpack_path) override;
 
   virtual bool GetInstalledFile(const std::string& file,
-                                base::FilePath* installed_file) OVERRIDE;
+                                base::FilePath* installed_file) override;
 
   // Register a PNaCl component for the first time.
   void RegisterPnaclComponent(ComponentUpdateService* cus);