Update from https://crrev.com/304418

cc/resources/raster_worker_pool_unittest.cc

Index: cc/resources/raster_worker_pool_unittest.cc
diff --git a/cc/resources/raster_worker_pool_unittest.cc b/cc/resources/raster_worker_pool_unittest.cc
index 775acdad82430fee30b4ea6d1f4d13fb60967afd..0518f64d1c222bacc6051cdc8c863888ca1eda7f 100644
--- a/cc/resources/raster_worker_pool_unittest.cc
+++ b/cc/resources/raster_worker_pool_unittest.cc
@@ -129,7 +129,7 @@ class RasterWorkerPoolTest
         timed_out_(false) {}
 
   // Overridden from testing::Test:
-  virtual void SetUp() override {
+  void SetUp() override {
     switch (GetParam()) {
       case RASTER_WORKER_POOL_TYPE_PIXEL_BUFFER:
         Create3dOutputSurfaceAndResourceProvider();
@@ -179,7 +179,7 @@ class RasterWorkerPoolTest
     raster_worker_pool_->AsRasterizer()->SetClient(this);
   }
 
-  virtual void TearDown() override {
+  void TearDown() override {
     raster_worker_pool_->AsRasterizer()->Shutdown();
     raster_worker_pool_->AsRasterizer()->CheckForCompletedTasks();
   }