Standardize usage of virtual/override/final in chrome/browser/ui/

chrome/browser/ui/tabs/tab_utils.cc

Index: chrome/browser/ui/tabs/tab_utils.cc
diff --git a/chrome/browser/ui/tabs/tab_utils.cc b/chrome/browser/ui/tabs/tab_utils.cc
index 523db5fd4200d9130f085e25d5952510acd4b35a..b61763f8a1db409d119ec4e4a3e85c757b83b04d 100644
--- a/chrome/browser/ui/tabs/tab_utils.cc
+++ b/chrome/browser/ui/tabs/tab_utils.cc
@@ -36,10 +36,10 @@ const int kIndicatorFadeOutDurationMs = 1000;
 // "in" state.
 class TabRecordingIndicatorAnimation : public gfx::MultiAnimation {
  public:
-  virtual ~TabRecordingIndicatorAnimation() {}
+  ~TabRecordingIndicatorAnimation() override {}
 
   // Overridden to provide alternating "towards in" and "towards out" behavior.
-  virtual double GetCurrentValue() const override;
+  double GetCurrentValue() const override;
 
   static scoped_ptr<TabRecordingIndicatorAnimation> Create();