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

content/renderer/web_ui_runner.h

Index: content/renderer/web_ui_runner.h
diff --git a/content/renderer/web_ui_runner.h b/content/renderer/web_ui_runner.h
index c80b5c9a07fd1eee83383a68e682e8587244e5ca..2f17ab59deb79c994df2f34bbbdc7463b3adfc69 100644
--- a/content/renderer/web_ui_runner.h
+++ b/content/renderer/web_ui_runner.h
@@ -18,16 +18,16 @@ class WebUIRunner : public gin::Runner {
  public:
   // Does not take ownership of ContextHolder.
   WebUIRunner(blink::WebFrame* frame, gin::ContextHolder* context_holder);
-  virtual ~WebUIRunner();
+  ~WebUIRunner() override;
 
   // Runner overrides:
-  virtual void Run(const std::string& source,
-                   const std::string& resource_name) override;
-  virtual v8::Handle<v8::Value> Call(v8::Handle<v8::Function> function,
-                                     v8::Handle<v8::Value> receiver,
-                                     int argc,
-                                     v8::Handle<v8::Value> argv[]) override;
-  virtual gin::ContextHolder* GetContextHolder() override;
+  void Run(const std::string& source,
+           const std::string& resource_name) override;
+  v8::Handle<v8::Value> Call(v8::Handle<v8::Function> function,
+                             v8::Handle<v8::Value> receiver,
+                             int argc,
+                             v8::Handle<v8::Value> argv[]) override;
+  gin::ContextHolder* GetContextHolder() override;
 
  private:
   // Frame to execute script in.