Tiling priorities in Android Webview.

android_webview/browser/hardware_renderer.h

Index: android_webview/browser/hardware_renderer.h
diff --git a/android_webview/browser/hardware_renderer.h b/android_webview/browser/hardware_renderer.h
index 115ff0e3d068458f965cfccac2334164861a4593..310cf378f52191b204f5b1efdcfe6ddda83a674a 100644
--- a/android_webview/browser/hardware_renderer.h
+++ b/android_webview/browser/hardware_renderer.h
@@ -5,6 +5,7 @@
 #ifndef ANDROID_WEBVIEW_BROWSER_HARDWARE_RENDERER_H_
 #define ANDROID_WEBVIEW_BROWSER_HARDWARE_RENDERER_H_
 
+#include "android_webview/browser/parent_compositor_draw_constraints.h"
 #include "android_webview/browser/shared_renderer_state.h"
 #include "base/memory/scoped_ptr.h"
 #include "cc/layers/delegated_frame_resource_collection.h"
@@ -73,6 +74,7 @@ class HardwareRenderer : public cc::LayerTreeHostClient,
   // Information from draw.
   gfx::Size viewport_;
   gfx::Rect clip_;
+  gfx::Transform transform_;
   bool stencil_enabled_;
   bool viewport_clip_valid_for_dcheck_;
 
@@ -88,6 +90,8 @@ class HardwareRenderer : public cc::LayerTreeHostClient,
   // This is owned indirectly by |layer_tree_host_|.
   ParentOutputSurface* output_surface_;
 
+  ParentCompositorDrawConstraints draw_constraints_;
+
   DISALLOW_COPY_AND_ASSIGN(HardwareRenderer);
 };