(not for commit) Simplified multi-threaded Ganesh with lock on Flush only.

cc/layers/tiled_layer_unittest.cc

 // Copyright 2011 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/layers/tiled_layer.h"
 
 #include <limits>
 #include <vector>
 
 #include "base/run_loop.h"
@@ skipping 90 matching lines @@
     resource_manager_ = PrioritizedResourceManager::Create(proxy_);
     layer_tree_host_->SetLayerTreeHostClientReady();
     CHECK(synchonous_output_surface_client_.EnsureOutputSurfaceCreated());
 
     layer_tree_host_->SetRootLayer(Layer::Create());
 
     CHECK(output_surface_->BindToClient(&output_surface_client_));
 
     DebugScopedSetImplThreadAndMainThreadBlocked
         impl_thread_and_main_thread_blocked(proxy_);
-    resource_provider_ = ResourceProvider::Create(output_surface_.get(),
-                                                  shared_bitmap_manager_.get(),
-                                                  nullptr,
-                                                  nullptr,
-                                                  0,
-                                                  false,
-                                                  1);
+    resource_provider_ = ResourceProvider::Create(
+        output_surface_.get(), shared_bitmap_manager_.get(), nullptr, nullptr,
+        0, false, false, 1);
     host_impl_ = make_scoped_ptr(
         new FakeLayerTreeHostImpl(proxy_, shared_bitmap_manager_.get()));
   }
 
   ~TiledLayerTest() override {
     ResourceManagerClearAllMemory(resource_manager_.get(),
                                   resource_provider_.get());
 
     DebugScopedSetImplThreadAndMainThreadBlocked
     impl_thread_and_main_thread_blocked(proxy_);
@@ skipping 1618 matching lines @@
 
   // Rounding leads to an extra pixel.
   gfx::Rect expanded_layer_rect(layer_rect);
   expanded_layer_rect.set_height(32);
   EXPECT_EQ(expanded_layer_rect,
             layer->tracking_layer_painter()->PaintedRect());
 }
 
 }  // namespace
 }  // namespace cc