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

chrome/browser/ui/cocoa/status_bubble_mac_unittest.mm

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include <Cocoa/Cocoa.h>
 
 #include "base/mac/scoped_nsobject.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop/message_loop.h"
 #include "base/strings/utf_string_conversions.h"
@@ skipping 56 matching lines @@
 // position and avoid being affected by the true mouse position.
 class StatusBubbleMacIgnoreMouseMoved : public StatusBubbleMac {
  public:
   StatusBubbleMacIgnoreMouseMoved(NSWindow* parent, id delegate)
       : StatusBubbleMac(parent, delegate), mouseLocation_(0, 0) {
     // Set the fake mouse position to the top right of the content area.
     NSRect contentBounds = [[parent contentView] bounds];
     mouseLocation_.SetPoint(NSMaxX(contentBounds), NSMaxY(contentBounds));
   }
 
-  virtual void MouseMoved(
-      const gfx::Point& location,
-      bool left_content) override {
-  }
+  void MouseMoved(const gfx::Point& location, bool left_content) override {}
 
-  virtual gfx::Point GetMouseLocation() override {
-    return mouseLocation_;
-  }
+  gfx::Point GetMouseLocation() override { return mouseLocation_; }
 
   void SetMouseLocationForTesting(int x, int y) {
     mouseLocation_.SetPoint(x, y);
     StatusBubbleMac::MouseMoved(gfx::Point(x, y), false);
   }
 
  private:
   gfx::Point mouseLocation_;
 };
 
@@ skipping 570 matching lines @@
   int windowWidth = NSWidth([window frame]);
   for (int x = 0; x < windowWidth; x += smallValue) {
     ASSERT_TRUE(CheckAvoidsMouse(x, smallValue));
   }
 
   // Simulate moving the mouse from right to left.
   for (int x = windowWidth; x >= 0; x -= smallValue) {
     ASSERT_TRUE(CheckAvoidsMouse(x, smallValue));
   }
 }