cc: Always remove tiles from the recycle tree also.

cc/layers/picture_layer_impl.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/layers/picture_layer_impl.h"
 
 #include <algorithm>
 #include <limits>
 
 #include "base/debug/trace_event_argument.h"
@@ skipping 100 matching lines @@
   // When the pending tree pushes to the active tree, the pending twin
   // becomes recycled.
   layer_impl->twin_layer_ = NULL;
   twin_layer_ = NULL;
 
   layer_impl->SetIsMask(is_mask_);
   layer_impl->pile_ = pile_;
 
   // Tilings would be expensive to push, so we swap.
   layer_impl->tilings_.swap(tilings_);
+  layer_impl->tilings_->SetClient(layer_impl);
+  if (tilings_)
+    tilings_->SetClient(this);
 
   // Remove invalidated tiles from what will become a recycle tree.
   if (tilings_)
     tilings_->RemoveTilesInRegion(invalidation_);
 
-  layer_impl->tilings_->SetClient(layer_impl);
-  if (tilings_)
-    tilings_->SetClient(this);
-
   layer_impl->raster_page_scale_ = raster_page_scale_;
   layer_impl->raster_device_scale_ = raster_device_scale_;
   layer_impl->raster_source_scale_ = raster_source_scale_;
   layer_impl->raster_contents_scale_ = raster_contents_scale_;
   layer_impl->low_res_raster_contents_scale_ = low_res_raster_contents_scale_;
   layer_impl->needs_post_commit_initialization_ = false;
 
   // The invalidation on this soon-to-be-recycled layer must be cleared to
   // mirror clearing the invalidation in PictureLayer's version of this function
   // in case push properties is skipped.
@@ skipping 1624 matching lines @@
       PictureLayerTilingSet::TilingRange tiling_range = CurrentTilingRange();
       size_t current_tiling_range_offset = current_tiling_ - tiling_range.start;
       return tiling_range.end - 1 - current_tiling_range_offset;
     }
   }
   NOTREACHED();
   return 0;
 }
 
 }  // namespace cc