cc: Fix bug in generating picture layer pairs from 2 lists.

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 <vector>
 #include "cc/resources/tile.h"
 #include "cc/trees/layer_tree_impl.h"
 
@@ skipping 119 matching lines @@
 
 void FakePictureLayerImpl::SetRasterSourceOnPending(
     scoped_refptr<RasterSource> raster_source,
     const Region& invalidation) {
   DCHECK(layer_tree_impl()->IsPendingTree());
   Region invalidation_temp = invalidation;
   const PictureLayerTilingSet* pending_set = nullptr;
   UpdateRasterSource(raster_source, &invalidation_temp, pending_set);
 }
 
+void FakePictureLayerImpl::SetIsDrawnRenderSurfaceLayerListMember(bool is) {
+  draw_properties().last_drawn_render_surface_layer_list_id =
+      is ? layer_tree_impl()->current_render_surface_list_id()
+         : layer_tree_impl()->current_render_surface_list_id() - 1;
+}
+
 void FakePictureLayerImpl::CreateAllTiles() {
   for (size_t i = 0; i < num_tilings(); ++i)
     tilings_->tiling_at(i)->CreateAllTilesForTesting();
 }
 
 void FakePictureLayerImpl::SetAllTilesVisible() {
   WhichTree tree =
       layer_tree_impl()->IsActiveTree() ? ACTIVE_TREE : PENDING_TREE;
 
   for (size_t tiling_idx = 0; tiling_idx < tilings_->num_tilings();
@@ skipping 116 matching lines @@
   return CountTilesRequired(
       &PictureLayerTiling::IsTileRequiredForDrawIfVisible);
 }
 
 void FakePictureLayerImpl::ReleaseResources() {
   PictureLayerImpl::ReleaseResources();
   ++release_resources_count_;
 }
 
 }  // namespace cc