Update from https://crrev.com/304418

cc/layers/layer_utils_unittest.cc

 // Copyright 2014 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/layer_utils.h"
 
 #include "cc/animation/transform_operations.h"
 #include "cc/layers/layer_impl.h"
 #include "cc/test/animation_test_common.h"
 #include "cc/test/fake_impl_proxy.h"
 #include "cc/test/fake_layer_tree_host_impl.h"
 #include "cc/test/test_shared_bitmap_manager.h"
 #include "testing/gtest/include/gtest/gtest.h"
 #include "ui/gfx/geometry/box_f.h"
 #include "ui/gfx/test/gfx_util.h"
 
 namespace cc {
 namespace {
 
 float diagonal(float width, float height) {
   return std::sqrt(width * width + height * height);
 }
 
 class LayerUtilsGetAnimationBoundsTest : public testing::Test {
  public:
   LayerUtilsGetAnimationBoundsTest()
       : host_impl_(&proxy_, &shared_bitmap_manager_),
-        root_(CreateThreeNodeTree(host_impl_)),
+        root_(CreateThreeNodeTree(&host_impl_)),
         parent_(root_->children()[0]),
         child_(parent_->children()[0]) {}
 
   LayerImpl* root() { return root_.get(); }
   LayerImpl* parent() { return parent_; }
   LayerImpl* child() { return child_; }
 
  private:
   static scoped_ptr<LayerImpl> CreateThreeNodeTree(
-      LayerTreeHostImpl& host_impl) {
-    scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl.active_tree(), 1);
-    root->AddChild(LayerImpl::Create(host_impl.active_tree(), 2));
-    root->children()[0]
-        ->AddChild(LayerImpl::Create(host_impl.active_tree(), 3));
+      LayerTreeHostImpl* host_impl) {
+    scoped_ptr<LayerImpl> root = LayerImpl::Create(host_impl->active_tree(), 1);
+    root->AddChild(LayerImpl::Create(host_impl->active_tree(), 2));
+    root->children()[0]->AddChild(
+        LayerImpl::Create(host_impl->active_tree(), 3));
     return root.Pass();
   }
 
   FakeImplProxy proxy_;
   TestSharedBitmapManager shared_bitmap_manager_;
   FakeLayerTreeHostImpl host_impl_;
   scoped_ptr<LayerImpl> root_;
   LayerImpl* parent_;
   LayerImpl* child_;
 };
@@ skipping 205 matching lines @@
   child()->SetPosition(gfx::PointF(150.f, 50.f));
   child()->SetBounds(bounds);
 
   gfx::BoxF box;
   bool success = LayerUtils::GetAnimationBounds(*child(), &box);
   EXPECT_FALSE(success);
 }
 
 }  // namespace
 }  // namespace cc