Route selection bounds updates through the compositor

cc/input/layer_selection_bound.h

+// Copyright 2014 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_INPUT_LAYER_SELECTION_BOUND_H_
+#define CC_INPUT_LAYER_SELECTION_BOUND_H_
+
+#include "cc/base/cc_export.h"
+#include "cc/input/selection_bound_type.h"
+#include "ui/gfx/geometry/rect_f.h"
+
+namespace cc {
+
+// Marker for a selection end-point attached to a specific layer.
+struct CC_EXPORT LayerSelectionBound {
+  LayerSelectionBound();
+  ~LayerSelectionBound();
+
+  SelectionBoundType type;
+  gfx::RectF layer_rect;
+  int layer_id;
+};
+
+bool operator==(const LayerSelectionBound& lhs, const LayerSelectionBound& rhs);
+bool operator!=(const LayerSelectionBound& lhs, const LayerSelectionBound& rhs);
+
+}  // namespace cc
+
+#endif  // CC_INPUT_LAYER_SELECTION_BOUND_H_