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

content/renderer/mojo/service_registry_js_wrapper.h

Index: content/renderer/mojo/service_registry_js_wrapper.h
diff --git a/content/renderer/mojo/service_registry_js_wrapper.h b/content/renderer/mojo/service_registry_js_wrapper.h
index e71fca779b942e25da836763f1a3e7680652ad2e..2be7f9557b8a15ebd94572cf2c2f92462719f887 100644
--- a/content/renderer/mojo/service_registry_js_wrapper.h
+++ b/content/renderer/mojo/service_registry_js_wrapper.h
@@ -22,13 +22,13 @@ class ServiceRegistry;
 class CONTENT_EXPORT ServiceRegistryJsWrapper
     : public gin::Wrappable<ServiceRegistryJsWrapper> {
  public:
-  virtual ~ServiceRegistryJsWrapper();
+  ~ServiceRegistryJsWrapper() override;
   static gin::Handle<ServiceRegistryJsWrapper> Create(
       v8::Isolate* isolate,
       ServiceRegistry* service_registry);
 
   // gin::Wrappable<ServiceRegistryJsWrapper> overrides.
-  virtual gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
+  gin::ObjectTemplateBuilder GetObjectTemplateBuilder(
       v8::Isolate* isolate) override;
 
   // JS interface implementation.