Standardize usage of virtual/override/final in content/renderer/

content/renderer/render_widget_unittest.cc

Index: content/renderer/render_widget_unittest.cc
diff --git a/content/renderer/render_widget_unittest.cc b/content/renderer/render_widget_unittest.cc
index e37096d893ac84aec00ab30b92e207f70ddb135c..e49bffdbd60271c12a660c8d99f75e4b0836e667 100644
--- a/content/renderer/render_widget_unittest.cc
+++ b/content/renderer/render_widget_unittest.cc
@@ -49,10 +49,10 @@ class TouchableRenderWidget : public RenderWidget {
   IPC::TestSink* sink() { return &sink_; }
 
  protected:
-  virtual ~TouchableRenderWidget() {}
+  ~TouchableRenderWidget() override {}
 
   // Overridden from RenderWidget:
-  virtual bool HasTouchEventHandlersAt(const gfx::Point& point) const override {
+  bool HasTouchEventHandlersAt(const gfx::Point& point) const override {
     for (std::vector<gfx::Rect>::const_iterator iter = rects_.begin();
          iter != rects_.end(); ++iter) {
       if ((*iter).Contains(point))
@@ -61,7 +61,7 @@ class TouchableRenderWidget : public RenderWidget {
     return false;
   }
 
-  virtual bool Send(IPC::Message* msg) override {
+  bool Send(IPC::Message* msg) override {
     sink_.OnMessageReceived(*msg);
     delete msg;
     return true;