Include mask texture size in RenderPassDrawQuad

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 <set>
 
@@ skipping 788 matching lines @@
   if (!layer_tree_impl()->needs_update_draw_properties() &&
       should_update_tile_priorities_) {
     // TODO(danakj): Add a DCHECK() that we are not using occlusion tracking
     // when we stop using the pending tree in the browser compositor. If we want
     // to support occlusion tracking here, we need to dirty the draw properties
     // or save occlusion as a draw property.
     UpdateTilePriorities(Occlusion());
   }
 }
 
-ResourceProvider::ResourceId PictureLayerImpl::ContentsResourceId() const {
-  gfx::Rect content_rect(content_bounds());
+void PictureLayerImpl::GetContentsResourceId(
+    ResourceProvider::ResourceId* resource_id,
+    gfx::Size* resource_size) const {
+  gfx::Rect content_rect(bounds());
   PictureLayerTilingSet::CoverageIterator iter(
       tilings_.get(), 1.f, content_rect, ideal_contents_scale_);
 
   // Mask resource not ready yet.
-  if (!iter || !*iter)
-    return 0;
+  if (!iter || !*iter) {
+    *resource_id = 0;
+    return;
+  }
 
   // Masks only supported if they fit on exactly one tile.
   DCHECK(iter.geometry_rect() == content_rect)
       << "iter rect " << iter.geometry_rect().ToString() << " content rect "
       << content_rect.ToString();
 
   const ManagedTileState::DrawInfo& draw_info = iter->draw_info();
   if (!draw_info.IsReadyToDraw() ||
-      draw_info.mode() != ManagedTileState::DrawInfo::RESOURCE_MODE)
-    return 0;
+      draw_info.mode() != ManagedTileState::DrawInfo::RESOURCE_MODE) {
+    *resource_id = 0;
+    return;
+  }
 
-  return draw_info.get_resource_id();
+  *resource_id = draw_info.get_resource_id();
+  *resource_size = iter.texture_size();
 }
 
 void PictureLayerImpl::DoPostCommitInitialization() {
   DCHECK(needs_post_commit_initialization_);
   DCHECK(layer_tree_impl()->IsPendingTree());
 
   if (!tilings_)
     tilings_.reset(new PictureLayerTilingSet(this, bounds()));
 
   DCHECK(!twin_layer_);
@@ skipping 836 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