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

chrome/browser/ui/cocoa/global_error_bubble_controller.mm

Index: chrome/browser/ui/cocoa/global_error_bubble_controller.mm
diff --git a/chrome/browser/ui/cocoa/global_error_bubble_controller.mm b/chrome/browser/ui/cocoa/global_error_bubble_controller.mm
index dbdf9857e986fbd7b6437aaa8da6f84fdffe5407..c2604d930b289a2121001188358422e3aecebc30 100644
--- a/chrome/browser/ui/cocoa/global_error_bubble_controller.mm
+++ b/chrome/browser/ui/cocoa/global_error_bubble_controller.mm
@@ -38,9 +38,7 @@ class Bridge : public GlobalErrorBubbleViewBase {
   }
 
  private:
-  virtual void CloseBubbleView() override {
-    [controller_ close];
-  }
+  void CloseBubbleView() override { [controller_ close]; }
 
   GlobalErrorBubbleController* controller_;  // Weak, owns this.
 };