cc: Replace Pass() with std::move() in some subdirs.

cc/trees/occlusion_tracker_unittest.cc

 // Copyright 2012 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/occlusion_tracker.h"
 
 #include "cc/animation/layer_animation_controller.h"
 #include "cc/base/math_util.h"
 #include "cc/layers/layer.h"
 #include "cc/layers/layer_impl.h"
@@ skipping 86 matching lines @@
   TestContentLayerImpl* CreateRoot(const gfx::Transform& transform,
                                    const gfx::PointF& position,
                                    const gfx::Size& bounds) {
     LayerTreeImpl* tree = host_->host_impl()->active_tree();
     int id = next_layer_impl_id_++;
     scoped_ptr<TestContentLayerImpl> layer(new TestContentLayerImpl(tree, id));
     TestContentLayerImpl* layer_ptr = layer.get();
     SetProperties(layer_ptr, transform, position, bounds);
 
     DCHECK(!root_.get());
-    root_ = layer.Pass();
+    root_ = std::move(layer);
 
     layer_ptr->SetHasRenderSurface(true);
     SetRootLayerOnMainThread(layer_ptr);
 
     return layer_ptr;
   }
 
   LayerImpl* CreateLayer(LayerImpl* parent,
                          const gfx::Transform& transform,
                          const gfx::PointF& position,
                          const gfx::Size& bounds) {
     LayerTreeImpl* tree = host_->host_impl()->active_tree();
     int id = next_layer_impl_id_++;
     scoped_ptr<LayerImpl> layer = LayerImpl::Create(tree, id);
     LayerImpl* layer_ptr = layer.get();
     SetProperties(layer_ptr, transform, position, bounds);
-    parent->AddChild(layer.Pass());
+    parent->AddChild(std::move(layer));
     return layer_ptr;
   }
 
   LayerImpl* CreateSurface(LayerImpl* parent,
                            const gfx::Transform& transform,
                            const gfx::PointF& position,
                            const gfx::Size& bounds) {
     LayerImpl* layer = CreateLayer(parent, transform, position, bounds);
     layer->SetHasRenderSurface(true);
     return layer;
@@ skipping 13 matching lines @@
     if (opaque_layers_) {
       layer_ptr->SetContentsOpaque(opaque);
     } else {
       layer_ptr->SetContentsOpaque(false);
       if (opaque)
         layer_ptr->SetOpaqueContentsRect(gfx::Rect(bounds));
       else
         layer_ptr->SetOpaqueContentsRect(gfx::Rect());
     }
 
-    parent->AddChild(layer.Pass());
+    parent->AddChild(std::move(layer));
     return layer_ptr;
   }
 
   LayerImpl* CreateReplicaLayer(LayerImpl* owning_layer,
                                 const gfx::Transform& transform,
                                 const gfx::PointF& position,
                                 const gfx::Size& bounds) {
     LayerTreeImpl* tree = host_->host_impl()->active_tree();
     int id = next_layer_impl_id_++;
     scoped_ptr<TestContentLayerImpl> layer(new TestContentLayerImpl(tree, id));
     TestContentLayerImpl* layer_ptr = layer.get();
     SetProperties(layer_ptr, transform, position, bounds);
-    SetReplica(owning_layer, layer.Pass());
+    SetReplica(owning_layer, std::move(layer));
     return layer_ptr;
   }
 
   LayerImpl* CreateMaskLayer(LayerImpl* owning_layer, const gfx::Size& bounds) {
     LayerTreeImpl* tree = host_->host_impl()->active_tree();
     int id = next_layer_impl_id_++;
     scoped_ptr<TestContentLayerImpl> layer(new TestContentLayerImpl(tree, id));
     TestContentLayerImpl* layer_ptr = layer.get();
     SetProperties(layer_ptr, identity_matrix, gfx::PointF(), bounds);
-    SetMask(owning_layer, layer.Pass());
+    SetMask(owning_layer, std::move(layer));
     return layer_ptr;
   }
 
   TestContentLayerImpl* CreateDrawingSurface(LayerImpl* parent,
                                              const gfx::Transform& transform,
                                              const gfx::PointF& position,
                                              const gfx::Size& bounds,
                                              bool opaque) {
     TestContentLayerImpl* layer =
         CreateDrawingLayer(parent, transform, position, bounds, opaque);
@@ skipping 97 matching lines @@
   void SetProperties(LayerImpl* layer,
                      const gfx::Transform& transform,
                      const gfx::PointF& position,
                      const gfx::Size& bounds) {
     layer->SetTransform(transform);
     layer->SetPosition(position);
     layer->SetBounds(bounds);
   }
 
   void SetReplica(LayerImpl* owning_layer, scoped_ptr<LayerImpl> layer) {
-    owning_layer->SetReplicaLayer(layer.Pass());
+    owning_layer->SetReplicaLayer(std::move(layer));
   }
 
   void SetMask(LayerImpl* owning_layer, scoped_ptr<LayerImpl> layer) {
-    owning_layer->SetMaskLayer(layer.Pass());
+    owning_layer->SetMaskLayer(std::move(layer));
   }
 
   bool opaque_layers_;
   FakeLayerTreeHostClient client_;
   TestTaskGraphRunner task_graph_runner_;
   scoped_ptr<FakeLayerTreeHost> host_;
   // These hold ownership of the layers for the duration of the test.
   scoped_ptr<LayerImpl> root_;
   LayerImplList render_surface_layer_list_impl_;
   LayerIterator layer_iterator_begin_;
@@ skipping 2196 matching lines @@
     EXPECT_EQ(gfx::Rect(),
               occlusion.UnoccludedSurfaceContentRect(
                   surface, gfx::Rect(80, 70, 50, 50)));
   }
 };
 
 ALL_OCCLUSIONTRACKER_TEST(OcclusionTrackerTestUnoccludedSurfaceQuery)
 
 }  // namespace
 }  // namespace cc