Move touch CTM from X into Chrome

ui/aura/window_tree_host_x11.h

Index: ui/aura/window_tree_host_x11.h
diff --git a/ui/aura/window_tree_host_x11.h b/ui/aura/window_tree_host_x11.h
index 4ba1b467bd42f38bbfc75062ab0fa85c3b77a0f7..ae2a4009ed8d10fa53a7d4846c482e97ab18850f 100644
--- a/ui/aura/window_tree_host_x11.h
+++ b/ui/aura/window_tree_host_x11.h
@@ -92,13 +92,16 @@ class AURA_EXPORT WindowTreeHostX11 : public WindowTreeHost,
   // dispatches the event via WindowEventDispatcher.
   void TranslateAndDispatchMouseEvent(ui::MouseEvent* event);
 
-  // Update is_internal_display_ based on delegate_ state
-  void UpdateIsInternalDisplay();
-
   // Set the CrOS touchpad "tap paused" property. It is used to temporarily
   // turn off the Tap-to-click feature when the mouse pointer is invisible.
   void SetCrOSTapPaused(bool state);
 
+  bool IsTouchEventTargetingThisRootWindow(const base::NativeEvent& event);
+
+  // Calibrate |touchev|'s location for bezel region.
+  void CalibrateTouchEvent(const base::NativeEvent& event,
+                           ui::TouchEvent* touchev);
+
   // The display and the native X window hosting the root window.
   XDisplay* xdisplay_;
   ::Window xwindow_;
@@ -118,9 +121,6 @@ class AURA_EXPORT WindowTreeHostX11 : public WindowTreeHost,
   // The insets that specifies the effective area within the |window_|.
   gfx::Insets insets_;
 
-  // True if the root host resides on the internal display
-  bool is_internal_display_;
-
   scoped_ptr<XID[]> pointer_barriers_;
 
   scoped_ptr<internal::TouchEventCalibrate> touch_calibrate_;