Update from chromium 62675d9fb31fb8cedc40f68e78e8445a74f362e7

gin/run_microtasks_observer.h

Index: gin/run_microtasks_observer.h
diff --git a/gin/run_microtasks_observer.h b/gin/run_microtasks_observer.h
index d31d80467a4e2031b622f7e76ce4162d2bf659fd..7f1431fb2ec253f579e1f487aa9ffc2759d9c6d6 100644
--- a/gin/run_microtasks_observer.h
+++ b/gin/run_microtasks_observer.h
@@ -18,8 +18,8 @@ class RunMicrotasksObserver : public base::MessageLoop::TaskObserver {
  public:
   RunMicrotasksObserver(v8::Isolate* isolate);
 
-  virtual void WillProcessTask(const base::PendingTask& pending_task) override;
-  virtual void DidProcessTask(const base::PendingTask& pending_task) override;
+  void WillProcessTask(const base::PendingTask& pending_task) override;
+  void DidProcessTask(const base::PendingTask& pending_task) override;
 
  private:
   v8::Isolate* isolate_;