Tiling priorities in Android Webview.

android_webview/browser/browser_view_renderer.h

 // Copyright (c) 2013 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_BROWSER_VIEW_RENDERER_H_
 #define ANDROID_WEBVIEW_BROWSER_BROWSER_VIEW_RENDERER_H_
 
 #include "android_webview/browser/global_tile_manager.h"
 #include "android_webview/browser/global_tile_manager_client.h"
 #include "android_webview/browser/shared_renderer_state.h"
@@ skipping 180 matching lines @@
   bool attached_to_window_;
   bool hardware_enabled_;
   float dip_scale_;
   float page_scale_factor_;
   bool on_new_picture_enable_;
   bool clear_view_;
 
   gfx::Vector2d last_on_draw_scroll_offset_;
   gfx::Rect last_on_draw_global_visible_rect_;
 
+  // The clip and transform from the parent compositor. These are only used for
+  // tiling priority.
+  gfx::Rect parent_clip_;
+  ParentCompositorDrawConstraints parent_draw_constraints_;
+
   // When true, we should continuously invalidate and keep drawing, for example
   // to drive animation. This value is set by the compositor and should always
   // reflect the expectation of the compositor and not be reused for other
   // states.
   bool compositor_needs_continuous_invalidate_;
 
   // Used to block additional invalidates while one is already pending.
   bool block_invalidates_;
 
   base::CancelableClosure post_fallback_tick_;
@@ skipping 20 matching lines @@
   // policy on the shared_renderer_state_ atomically.
   size_t num_tiles_;
   size_t num_bytes_;
 
   DISALLOW_COPY_AND_ASSIGN(BrowserViewRenderer);
 };
 
 }  // namespace android_webview
 
 #endif  // ANDROID_WEBVIEW_BROWSER_BROWSER_VIEW_RENDERER_H_