cc: Get rid of non-delegated rendering in most cc unit tests.

cc/debug/micro_benchmark_controller_unittest.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 "cc/debug/micro_benchmark_controller.h"
 
 #include <memory>
 
 #include "base/callback.h"
 #include "base/memory/ptr_util.h"
 #include "base/run_loop.h"
 #include "cc/debug/micro_benchmark.h"
 #include "cc/layers/layer.h"
 #include "cc/test/fake_impl_task_runner_provider.h"
 #include "cc/test/fake_layer_tree_host.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
 #include "cc/test/fake_proxy.h"
 #include "cc/test/test_task_graph_runner.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace cc {
 namespace {
 
 class MicroBenchmarkControllerTest : public testing::Test {
  public:
-  MicroBenchmarkControllerTest()
-      : layer_tree_host_client_(FakeLayerTreeHostClient::DIRECT_3D) {}
-
   void SetUp() override {
     impl_task_runner_provider_ =
         base::WrapUnique(new FakeImplTaskRunnerProvider);
     layer_tree_host_impl_ = base::WrapUnique(new FakeLayerTreeHostImpl(
         impl_task_runner_provider_.get(), &shared_bitmap_manager_,
         &task_graph_runner_));
 
     layer_tree_host_ = FakeLayerTreeHost::Create(&layer_tree_host_client_,
                                                  &task_graph_runner_);
     layer_tree_host_->SetRootLayer(Layer::Create());
@@ skipping 136 matching lines @@
   // Send invalid message to valid benchmark
   message = base::WrapUnique(new base::DictionaryValue);
   message->SetBoolean("can_handle", false);
   message_handled =
       layer_tree_host_->SendMessageToMicroBenchmark(id, std::move(message));
   EXPECT_FALSE(message_handled);
 }
 
 }  // namespace
 }  // namespace cc