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

cc/test/test_layer_tree_host_base.cc

 // Copyright 2016 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/test/test_layer_tree_host_base.h"
 
 #include "cc/test/fake_output_surface.h"
 #include "cc/test/fake_raster_source.h"
 #include "cc/trees/layer_tree_impl.h"
 
@@ skipping 17 matching lines @@
                               &gpu_memory_buffer_manager_);
   InitializeRenderer();
   SetInitialTreePriority();
 }
 
 LayerTreeSettings TestLayerTreeHostBase::CreateSettings() {
   return LayerTreeSettings();
 }
 
 std::unique_ptr<OutputSurface> TestLayerTreeHostBase::CreateOutputSurface() {
-  return FakeOutputSurface::Create3d();
+  return FakeOutputSurface::CreateDelegating3d();
 }
 
 std::unique_ptr<FakeLayerTreeHostImpl> TestLayerTreeHostBase::CreateHostImpl(
     const LayerTreeSettings& settings,
     TaskRunnerProvider* task_runner_provider,
     SharedBitmapManager* shared_bitmap_manager,
     TaskGraphRunner* task_graph_runner,
     gpu::GpuMemoryBufferManager* gpu_memory_buffer_manager) {
   return base::WrapUnique(new FakeLayerTreeHostImpl(
       settings, task_runner_provider, shared_bitmap_manager, task_graph_runner,
@@ skipping 123 matching lines @@
   state.hard_memory_limit_in_bytes = state.soft_memory_limit_in_bytes * 2;
   state.memory_limit_policy = ALLOW_ANYTHING;
   state.tree_priority = SAME_PRIORITY_FOR_BOTH_TREES;
 
   host_impl_->resource_pool()->SetResourceUsageLimits(
       state.soft_memory_limit_in_bytes, state.num_resources_limit);
   host_impl_->tile_manager()->SetGlobalStateForTesting(state);
 }
 
 }  // namespace cc