Tiling priorities in Android Webview.

android_webview/browser/parent_compositor_draw_constraints.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 ANDROID_WEBVIEW_BROWSER_PARENT_COMPOSITOR_DRAW_CONSTRAINTS_H_
+#define ANDROID_WEBVIEW_BROWSER_PARENT_COMPOSITOR_DRAW_CONSTRAINTS_H_
+
+#include "ui/gfx/geometry/rect.h"
+#include "ui/gfx/transform.h"
+
+namespace android_webview {
+
+struct ParentCompositorDrawConstraints {
+  bool is_layer;
+  gfx::Transform transform;
+  gfx::Rect surface_rect;
+
+  ParentCompositorDrawConstraints();
+  ParentCompositorDrawConstraints(bool is_layer,
+                                  const gfx::Transform& transform,
+                                  const gfx::Rect& surface_rect);
+  bool Equals(const ParentCompositorDrawConstraints& other) const;
+};
+
+}  // namespace android_webview
+
+#endif  // ANDROID_WEBVIEW_BROWSER_PARENT_COMPOSITOR_DRAW_CONSTRAINTS_H_