cc: Move SyncedScrollOffset to scroll tree

cc/test/fake_picture_layer_impl.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/test/fake_picture_layer_impl.h"
 
 #include <stddef.h>
 
 #include <vector>
 #include "cc/tiles/tile.h"
 #include "cc/trees/layer_tree_impl.h"
 
 namespace cc {
 
 FakePictureLayerImpl::FakePictureLayerImpl(
     LayerTreeImpl* tree_impl,
     int id,
     scoped_refptr<DisplayListRasterSource> raster_source,
     bool is_mask)
-    : PictureLayerImpl(tree_impl,
-                       id,
-                       is_mask,
-                       new LayerImpl::SyncedScrollOffset),
+    : PictureLayerImpl(tree_impl, id, is_mask),
       append_quads_count_(0),
       did_become_active_call_count_(0),
       has_valid_tile_priorities_(false),
       use_set_valid_tile_priorities_flag_(false),
       release_resources_count_(0) {
   SetBounds(raster_source->GetSize());
   SetRasterSourceOnPending(raster_source, Region());
 }
 
 FakePictureLayerImpl::FakePictureLayerImpl(
     LayerTreeImpl* tree_impl,
     int id,
     scoped_refptr<DisplayListRasterSource> raster_source,
     bool is_mask,
     const gfx::Size& layer_bounds)
-    : PictureLayerImpl(tree_impl,
-                       id,
-                       is_mask,
-                       new LayerImpl::SyncedScrollOffset),
+    : PictureLayerImpl(tree_impl, id, is_mask),
       append_quads_count_(0),
       did_become_active_call_count_(0),
       has_valid_tile_priorities_(false),
       use_set_valid_tile_priorities_flag_(false),
       release_resources_count_(0) {
   SetBounds(layer_bounds);
   SetRasterSourceOnPending(raster_source, Region());
 }
 
 FakePictureLayerImpl::FakePictureLayerImpl(LayerTreeImpl* tree_impl,
                                            int id,
                                            bool is_mask)
-    : FakePictureLayerImpl(tree_impl,
-                           id,
-                           is_mask,
-                           new LayerImpl::SyncedScrollOffset) {
-}
-
-FakePictureLayerImpl::FakePictureLayerImpl(
-    LayerTreeImpl* tree_impl,
-    int id,
-    bool is_mask,
-    scoped_refptr<LayerImpl::SyncedScrollOffset> synced_scroll_offset)
-    : PictureLayerImpl(tree_impl, id, is_mask, synced_scroll_offset),
+    : PictureLayerImpl(tree_impl, id, is_mask),
       append_quads_count_(0),
       did_become_active_call_count_(0),
       has_valid_tile_priorities_(false),
       use_set_valid_tile_priorities_flag_(false),
-      release_resources_count_(0) {
-}
+      release_resources_count_(0) {}
 
 scoped_ptr<LayerImpl> FakePictureLayerImpl::CreateLayerImpl(
     LayerTreeImpl* tree_impl) {
-  return make_scoped_ptr(new FakePictureLayerImpl(tree_impl, id(), is_mask_,
-                                                  synced_scroll_offset()));
+  return make_scoped_ptr(new FakePictureLayerImpl(tree_impl, id(), is_mask_));
 }
 
 void FakePictureLayerImpl::PushPropertiesTo(LayerImpl* layer_impl) {
   FakePictureLayerImpl* picture_layer_impl =
       static_cast<FakePictureLayerImpl*>(layer_impl);
   picture_layer_impl->fixed_tile_size_ = fixed_tile_size_;
   PictureLayerImpl::PushPropertiesTo(layer_impl);
 }
 
 void FakePictureLayerImpl::AppendQuads(
@@ skipping 149 matching lines @@
 
   return CountTilesRequired(&PictureLayerTiling::IsTileRequiredForDraw);
 }
 
 void FakePictureLayerImpl::ReleaseResources() {
   PictureLayerImpl::ReleaseResources();
   ++release_resources_count_;
 }
 
 }  // namespace cc