Update from https://crrev.com/309717

cc/test/ordered_simple_task_runner_unittest.cc

Index: cc/test/ordered_simple_task_runner_unittest.cc
diff --git a/cc/test/ordered_simple_task_runner_unittest.cc b/cc/test/ordered_simple_task_runner_unittest.cc
index 8cafa16d8d58f485023d7439cc25839f3d56adba..568cbb5d6151611fcdf3b5d49c2e48eb9f4311b9 100644
--- a/cc/test/ordered_simple_task_runner_unittest.cc
+++ b/cc/test/ordered_simple_task_runner_unittest.cc
@@ -59,7 +59,7 @@ class OrderedSimpleTaskRunnerTest : public testing::Test {
       : now_src_(TestNowSource::Create(base::TimeTicks())) {
     task_runner_ = new OrderedSimpleTaskRunner(now_src_, true);
   }
-  virtual ~OrderedSimpleTaskRunnerTest() {}
+  ~OrderedSimpleTaskRunnerTest() override {}
 
  protected:
   std::string executed_tasks_;