cc: Use sublayer scale from effect tree (1)

cc/trees/clip_node.h

 // Copyright 2016 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.
 
 #ifndef CC_TREES_CLIP_NODE_H_
 #define CC_TREES_CLIP_NODE_H_
 
 #include "cc/base/cc_export.h"
 #include "ui/gfx/geometry/rect_f.h"
 
@@ skipping 31 matching lines @@
   // computing visible rects, and |clip_in_target_space| is used for computing
   // clips applied at draw time. Both rects are expressed in the space of the
   // target transform node, and may include clips contributed by ancestors.
   gfx::RectF combined_clip_in_target_space;
   gfx::RectF clip_in_target_space;
 
   // The id of the transform node that defines the clip node's local space.
   int transform_id;
 
   // The id of the transform node that defines the clip node's target space.
-  int target_id;
+  int target_transform_id;
+
+  // The id of the effect node that defines the clip node's target space.
+  int target_effect_id;
 
   // Whether this node contributes a new clip (that is, whether |clip| needs to
   // be applied), rather than only inheriting ancestor clips.
   bool applies_local_clip : 1;
 
   // When true, |clip_in_target_space| does not include clips from ancestor
   // nodes.
   bool layer_clipping_uses_only_local_clip : 1;
 
   // True if target surface needs to be drawn with a clip applied.
@@ skipping 10 matching lines @@
   bool operator==(const ClipNode& other) const;
 
   void ToProtobuf(proto::TreeNode* proto) const;
   void FromProtobuf(const proto::TreeNode& proto);
   void AsValueInto(base::trace_event::TracedValue* value) const;
 };
 
 }  // namespace cc
 
 #endif  // CC_TREES_CLIP_NODE_H_