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

chrome/browser/ui/webui/chromeos/slow_trace_ui.h

Index: chrome/browser/ui/webui/chromeos/slow_trace_ui.h
diff --git a/chrome/browser/ui/webui/chromeos/slow_trace_ui.h b/chrome/browser/ui/webui/chromeos/slow_trace_ui.h
index 97878c7dc633eee7dddf849cbf500f0b9055e8ab..d7b57b53601275e82435f041b1204af7b278aea5 100644
--- a/chrome/browser/ui/webui/chromeos/slow_trace_ui.h
+++ b/chrome/browser/ui/webui/chromeos/slow_trace_ui.h
@@ -28,13 +28,13 @@ class SlowTraceSource : public content::URLDataSource {
   SlowTraceSource();
 
   // content::URLDataSource implementation.
-  virtual std::string GetSource() const OVERRIDE;
+  virtual std::string GetSource() const override;
   virtual void StartDataRequest(
       const std::string& path,
       int render_process_id,
       int render_frame_id,
-      const content::URLDataSource::GotDataCallback& callback) OVERRIDE;
-  virtual std::string GetMimeType(const std::string& path) const OVERRIDE;
+      const content::URLDataSource::GotDataCallback& callback) override;
+  virtual std::string GetMimeType(const std::string& path) const override;
 
  private:
   virtual ~SlowTraceSource();