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

cc/trees/layer_tree_host_unittest_scroll.cc

 // Copyright 2012 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/trees/layer_tree_host.h"
 
 #include "base/location.h"
 #include "base/memory/weak_ptr.h"
 #include "base/single_thread_task_runner.h"
 #include "base/threading/thread_task_runner_handle.h"
@@ skipping 1339 matching lines @@
 
 TEST(LayerTreeHostFlingTest, DidStopFlingingThread) {
   base::Thread impl_thread("cc");
   ASSERT_TRUE(impl_thread.Start());
 
   bool received_stop_flinging = false;
   LayerTreeSettings settings;
 
   ThreadCheckingInputHandlerClient input_handler_client(
       impl_thread.task_runner().get(), &received_stop_flinging);
-  FakeLayerTreeHostClient client(FakeLayerTreeHostClient::DIRECT_3D);
+  FakeLayerTreeHostClient client;
 
   ASSERT_TRUE(impl_thread.task_runner());
   TestSharedBitmapManager shared_bitmap_manager;
   TestTaskGraphRunner task_graph_runner;
 
   LayerTreeHost::InitParams params;
   params.client = &client;
   params.shared_bitmap_manager = &shared_bitmap_manager;
   params.task_graph_runner = &task_graph_runner;
   params.settings = &settings;
@@ skipping 480 matching lines @@
   int num_impl_commits_;
   int num_aborted_commits_;
   int num_impl_scrolls_;
   int num_draws_;
 };
 
 MULTI_THREAD_TEST_F(LayerTreeHostScrollTestScrollAbortedCommitMFBA);
 
 }  // namespace
 }  // namespace cc