Introduce Property Trees

cc/trees/layer_tree_host_common_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/trees/layer_tree_host_common.h"
 
 #include <algorithm>
 #include <set>
+#include <tuple>
 
 #include "cc/animation/layer_animation_controller.h"
 #include "cc/animation/transform_operations.h"
 #include "cc/base/math_util.h"
 #include "cc/layers/content_layer.h"
 #include "cc/layers/content_layer_client.h"
 #include "cc/layers/layer.h"
 #include "cc/layers/layer_client.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/layers/layer_iterator.h"
@@ skipping 644 matching lines @@
   replica_layer_transform.Scale3d(3.0, 3.0, 1.0);
   gfx::Vector2dF parent_composite_scale =
       MathUtil::ComputeTransform2dScaleComponents(parent_composite_transform,
                                                   1.f);
   gfx::Transform surface_sublayer_transform;
   surface_sublayer_transform.Scale(parent_composite_scale.x(),
                                    parent_composite_scale.y());
   gfx::Transform replica_composite_transform =
       parent_composite_transform * replica_layer_transform *
       Inverse(surface_sublayer_transform);
-
+  child_replica->SetIsDrawable(true);
   // Child's render surface should not exist yet.
   ASSERT_FALSE(child->render_surface());
 
   SetLayerPropertiesForTesting(parent.get(),
                                parent_layer_transform,
                                gfx::Point3F(2.5f, 3.0f, 0.f),
                                gfx::PointF(),
                                gfx::Size(10, 12),
                                true,
                                false);
@@ skipping 8035 matching lines @@
 
   LayerTreeHostCommon::CalculateDrawProperties(&inputs);
 
   gfx::Rect affected_by_delta(0, 0, root_size.width(),
                               root_size.height() + 50);
   EXPECT_EQ(affected_by_delta, sublayer->visible_content_rect());
 }
 
 }  // namespace
 }  // namespace cc