cc: Make LTHI::NotifyTileInitialized more generic.

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/time/time.h"
@@ skipping 384 matching lines @@
                                  contents_scale_x(),
                                  current_frame_time_in_seconds);
 
   if (layer_tree_impl()->IsPendingTree())
     MarkVisibleResourcesAsRequired();
 
   // Tile priorities were modified.
   layer_tree_impl()->DidModifyTilePriorities();
 }
 
+void PictureLayerImpl::NotifyTileInitialized(const Tile* tile) {
+  if (layer_tree_impl()->IsActiveTree()) {
+    gfx::RectF layer_damage_rect =
+        gfx::ScaleRect(tile->content_rect(), 1.f / tile->contents_scale());
+    AddDamageRect(layer_damage_rect);
+  }
+}
+
 void PictureLayerImpl::DidBecomeActive() {
   LayerImpl::DidBecomeActive();
   tilings_->DidBecomeActive();
   layer_tree_impl()->DidModifyTilePriorities();
 }
 
 void PictureLayerImpl::DidBeginTracing() {
   pile_->DidBeginTracing();
 }
 
@@ skipping 1101 matching lines @@
   return iterator_index_ < iterators_.size();
 }
 
 bool PictureLayerImpl::LayerEvictionTileIterator::IsCorrectType(
     PictureLayerTiling::TilingEvictionTileIterator* it) const {
   return it->get_type() == iteration_stage_ &&
          (**it)->required_for_activation() == required_for_activation_;
 }
 
 }  // namespace cc