This patch implements Chromium's Aura gesture recognizer in terms of utouch-grail and utouch-frame …

ui/aura/root_window.cc

Index: ui/aura/root_window.cc
===================================================================
--- ui/aura/root_window.cc	(revision 126124)
+++ ui/aura/root_window.cc	(working copy)
@@ -589,8 +589,9 @@
   return target->delegate()->OnTouchEvent(event);
 }
 
-ui::GestureStatus RootWindow::ProcessGestureEvent(Window* target,
-                                                  GestureEvent* event) {
+ui::GestureStatus RootWindow::ProcessGestureEvent(
+    Window* target,
+    GestureEvent* event) {
   if (!target->IsVisible())
     return ui::GESTURE_STATUS_UNKNOWN;