replace OVERRIDE and FINAL with override and final in ui/

ui/gl/gl_surface_glx.cc

Index: ui/gl/gl_surface_glx.cc
diff --git a/ui/gl/gl_surface_glx.cc b/ui/gl/gl_surface_glx.cc
index 10f06815ac07be5ff653b4a0d91388503b2a3b30..7189c5a9f93ab80c63a4f940705ce88431a5f109 100644
--- a/ui/gl/gl_surface_glx.cc
+++ b/ui/gl/gl_surface_glx.cc
@@ -82,12 +82,12 @@ class OMLSyncControlVSyncProvider
  protected:
   virtual bool GetSyncValues(int64* system_time,
                              int64* media_stream_counter,
-                             int64* swap_buffer_counter) OVERRIDE {
+                             int64* swap_buffer_counter) override {
     return glXGetSyncValuesOML(g_display, window_, system_time,
                                media_stream_counter, swap_buffer_counter);
   }
 
-  virtual bool GetMscRate(int32* numerator, int32* denominator) OVERRIDE {
+  virtual bool GetMscRate(int32* numerator, int32* denominator) override {
     if (!g_glx_get_msc_rate_oml_supported)
       return false;
 
@@ -269,7 +269,7 @@ class SGIVideoSyncVSyncProvider
   }
 
   virtual void GetVSyncParameters(
-      const VSyncProvider::UpdateVSyncCallback& callback) OVERRIDE {
+      const VSyncProvider::UpdateVSyncCallback& callback) override {
     if (kGetVSyncParametersMinPeriod > base::TimeDelta()) {
       base::TimeTicks now = base::TimeTicks::Now();
       base::TimeDelta delta = now - last_get_vsync_parameters_time_;