cc : Clean up cc clip tree

cc/layers/picture_layer_impl_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/layers/picture_layer_impl.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 #include <limits>
@@ skipping 63 matching lines @@
  public:
   void SetUp() override {
     TestLayerTreeHostBase::SetUp();
     host_impl()->SetViewportSize(gfx::Size(10000, 10000));
   }
 
   LayerTreeSettings CreateSettings() override {
     LayerTreeSettings settings;
     settings.layer_transforms_should_scale_layer_contents = true;
     settings.create_low_res_tiling = true;
-    settings.verify_clip_tree_calculations = true;
     settings.renderer_settings.buffer_to_texture_target_map =
         DefaultBufferToTextureTargetMapForTesting();
     return settings;
   }
 
   std::unique_ptr<CompositorFrameSink> CreateCompositorFrameSink() override {
     return FakeCompositorFrameSink::Create3dForGpuRasterization();
   }
 
   void SetupDefaultTreesWithFixedTileSize(const gfx::Size& layer_bounds,
@@ skipping 4848 matching lines @@
     EXPECT_FLOAT_EQ(expected_contents_scale,
                     pending_layer_ptr->picture_layer_tiling_set()
                         ->FindTilingWithResolution(HIGH_RESOLUTION)
                         ->contents_scale())
         << "ideal_contents_scale: " << ideal_contents_scale;
   }
 }
 
 }  // namespace
 }  // namespace cc