Update from https://crrev.com/304418

cc/resources/tile_manager_perftest.cc

 // Copyright 2013 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "base/time/time.h"
 #include "cc/debug/lap_timer.h"
 #include "cc/resources/raster_buffer.h"
 #include "cc/resources/tile.h"
 #include "cc/resources/tile_priority.h"
 #include "cc/test/begin_frame_args_test.h"
@@ skipping 93 matching lines @@
     state.hard_memory_limit_in_bytes = state.soft_memory_limit_in_bytes * 2;
     state.memory_limit_policy = memory_limit_policy_;
     state.tree_priority = tree_priority;
 
     global_state_ = state;
     host_impl_.resource_pool()->SetResourceUsageLimits(
         state.soft_memory_limit_in_bytes, 0, state.num_resources_limit);
     host_impl_.tile_manager()->SetGlobalStateForTesting(state);
   }
 
-  virtual void SetUp() override {
+  void SetUp() override {
     InitializeRenderer();
     SetTreePriority(SAME_PRIORITY_FOR_BOTH_TREES);
   }
 
   virtual void InitializeRenderer() {
     host_impl_.InitializeRenderer(FakeOutputSurface::Create3d().Pass());
     tile_manager()->SetRasterizerForTesting(g_fake_rasterizer.Pointer());
   }
 
   void SetupDefaultTrees(const gfx::Size& layer_bounds) {
@@ skipping 363 matching lines @@
   RunEvictionQueueConstructAndIterateTest("10_128", 10, 128);
   RunEvictionQueueConstructAndIterateTest("50_16", 50, 16);
   RunEvictionQueueConstructAndIterateTest("50_32", 50, 32);
   RunEvictionQueueConstructAndIterateTest("50_64", 50, 64);
   RunEvictionQueueConstructAndIterateTest("50_128", 50, 128);
 }
 
 }  // namespace
 
 }  // namespace cc