Associate internal touchscreen to internal display

ui/display/types/chromeos/touchscreen_device.h

Index: ui/display/types/chromeos/touchscreen_device.h
diff --git a/ui/display/types/chromeos/touchscreen_device.h b/ui/display/types/chromeos/touchscreen_device.h
index ecc64527183886300a2f99c7e93a9e5b929da6fb..66b46193df7b7f2bcf4114041236cdd7110b3ce3 100644
--- a/ui/display/types/chromeos/touchscreen_device.h
+++ b/ui/display/types/chromeos/touchscreen_device.h
@@ -14,13 +14,16 @@ namespace ui {
 struct DISPLAY_TYPES_EXPORT TouchscreenDevice {
   static const int kInvalidId;
 
-  TouchscreenDevice(int id, const gfx::Size& size);
+  TouchscreenDevice(int id, const gfx::Size& size, bool is_internal);
 
   // ID of the touch screen. This ID must uniquely identify the touch screen.
   int id;
 
   // Size of the touch screen area.
   gfx::Size size;
+
+  // If this is an internal touchscreen.

[Daniel Erat, 2014/07/16 02:59:46]

nit: "True if this is an internal touchscreen." or "Is this an internal
touchscreen?"

[Yufeng Shen (Slow to review), 2014/07/16 20:20:28]

Done.

+  bool is_internal;
 };
 
 }  // namespace ui