replace OVERRIDE and FINAL with override and final in ui/

ui/chromeos/network/network_icon.cc

Index: ui/chromeos/network/network_icon.cc
diff --git a/ui/chromeos/network/network_icon.cc b/ui/chromeos/network/network_icon.cc
index 3d274d5866f057bb572e13cd03615899b9f6b466..c5cddd6f5fc20e768b116aec14bad7048e1174c0 100644
--- a/ui/chromeos/network/network_icon.cc
+++ b/ui/chromeos/network/network_icon.cc
@@ -214,7 +214,7 @@ class EmptyImageSource: public gfx::ImageSkiaSource {
       : size_(size) {
   }
 
-  virtual gfx::ImageSkiaRep GetImageForScale(float scale) OVERRIDE {
+  virtual gfx::ImageSkiaRep GetImageForScale(float scale) override {
     gfx::Size pixel_size = gfx::ToFlooredSize(gfx::ScaleSize(size_, scale));
     SkBitmap empty_bitmap = GetEmptyBitmap(pixel_size);
     return gfx::ImageSkiaRep(empty_bitmap, scale);
@@ -237,7 +237,7 @@ class NetworkIconImageSource : public gfx::ImageSkiaSource {
 
   // TODO(pkotwicz): Figure out what to do when a new image resolution becomes
   // available.
-  virtual gfx::ImageSkiaRep GetImageForScale(float scale) OVERRIDE {
+  virtual gfx::ImageSkiaRep GetImageForScale(float scale) override {
     gfx::ImageSkiaRep icon_rep = icon_.GetRepresentation(scale);
     if (icon_rep.is_null())
       return gfx::ImageSkiaRep();