| // 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 THIRD_PARTY_BLINK_RENDERER_CORE_PAGE_SCROLLING_ROOT_SCROLLER_UTIL_H_ |
| #define THIRD_PARTY_BLINK_RENDERER_CORE_PAGE_SCROLLING_ROOT_SCROLLER_UTIL_H_ |
| |
| namespace blink { |
| |
| class Node; |
| class PaintLayer; |
| |
| namespace root_scroller_util { |
| |
| // Returns the PaintLayer that'll be used as the root scrolling layer. For the |
| // <html> element and document Node, this returns the LayoutView's PaintLayer |
| // rather than <html>'s since scrolling is handled by LayoutView. |
| PaintLayer* PaintLayerForRootScroller(const Node*); |
| |
| } // namespace root_scroller_util |
| |
| } // namespace blink |
| |
| #endif // THIRD_PARTY_BLINK_RENDERER_CORE_PAGE_SCROLLING_ROOT_SCROLLER_UTIL_H_ |
