Include external touchscreen vid/pid in UMA hardware profile

ui/events/event_utils.h

Index: ui/events/event_utils.h
diff --git a/ui/events/event_utils.h b/ui/events/event_utils.h
index 30092bc27c6772a5154fb540fda836b93cccbc9e..082cf55960bacc5086266fddd7347f368804b154 100644
--- a/ui/events/event_utils.h
+++ b/ui/events/event_utils.h
@@ -24,6 +24,12 @@ namespace base {
 class TimeDelta;
 }
 
+enum InternalDisplayHasTouchSupport {
+  INTERNAL_DISPLAY_HAS_TOUCH_SUPPORT,
+  INTERNAL_DISPLAY_NO_TOUCH_SUPPORT,
+  INTERNAL_DISPLAY_UNKNOWN_TOUCH_SUPPORT
+};

[oshima, 2014/01/14 22:35:01]

can you just use gfx::Display:TouchSupport?

[tdresser, 2014/01/17 20:38:35]

Oh, absolutely, thanks.
Done.

+
 namespace ui {
 
 class Event;
@@ -133,6 +139,9 @@ EVENTS_EXPORT bool IsNaturalScrollEnabled();
 // Returns whether natural scrolling should be used for touchpad.
 EVENTS_EXPORT bool ShouldDefaultToNaturalScroll();
 
+// Returns whether or not the internal display produces touch events.
+EVENTS_EXPORT InternalDisplayHasTouchSupport InternalDisplaySupportsTouch();
+
 // Was this event generated by a touchpad device?
 // The caller is responsible for ensuring that this is a mouse/touchpad event
 // before calling this function.