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

chrome/browser/themes/browser_theme_pack.cc

Index: chrome/browser/themes/browser_theme_pack.cc
diff --git a/chrome/browser/themes/browser_theme_pack.cc b/chrome/browser/themes/browser_theme_pack.cc
index 9610340efecb7da47ead869b117e17cd30112994..ccbadce7a716e450b304f1ad9d9000076766ebc7 100644
--- a/chrome/browser/themes/browser_theme_pack.cc
+++ b/chrome/browser/themes/browser_theme_pack.cc
@@ -495,7 +495,7 @@ class ThemeImageSource: public gfx::ImageSkiaSource {
   }
   virtual ~ThemeImageSource() {}
 
-  virtual gfx::ImageSkiaRep GetImageForScale(float scale) OVERRIDE {
+  virtual gfx::ImageSkiaRep GetImageForScale(float scale) override {
     if (source_.HasRepresentation(scale))
       return source_.GetRepresentation(scale);
     const gfx::ImageSkiaRep& rep_100p = source_.GetRepresentation(1.0f);
@@ -525,7 +525,7 @@ class ThemeImagePngSource : public gfx::ImageSkiaSource {
   virtual ~ThemeImagePngSource() {}
 
  private:
-  virtual gfx::ImageSkiaRep GetImageForScale(float scale) OVERRIDE {
+  virtual gfx::ImageSkiaRep GetImageForScale(float scale) override {
     ui::ScaleFactor scale_factor = ui::GetSupportedScaleFactor(scale);
     // Look up the bitmap for |scale factor| in the bitmap map. If found
     // return it.
@@ -615,7 +615,7 @@ class TabBackgroundImageSource: public gfx::CanvasImageSource {
   }
 
   // Overridden from CanvasImageSource:
-  virtual void Draw(gfx::Canvas* canvas) OVERRIDE {
+  virtual void Draw(gfx::Canvas* canvas) override {
     gfx::ImageSkia bg_tint =
         gfx::ImageSkiaOperations::CreateHSLShiftedImage(image_to_tint_,
             hsl_shift_);