Include external touchscreen vid/pid in UMA hardware profile

ui/events/event_utils.h

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef UI_EVENTS_EVENT_UTILS_H_
 #define UI_EVENTS_EVENT_UTILS_H_
 
 #include "base/event_types.h"
 #include "ui/events/event_constants.h"
 #include "ui/events/keycodes/keyboard_codes.h"
 #include "ui/gfx/native_widget_types.h"
 #include "ui/events/events_export.h"
 
 #if defined(OS_WIN)
 #include <windows.h>
 #endif
 
 namespace gfx {
 class Point;
 class Vector2d;
 }
 
 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;
 
 // Updates the list of devices for cached properties.
 EVENTS_EXPORT void UpdateDeviceList();
 
 // Get the EventType from a native event.
 EVENTS_EXPORT EventType EventTypeFromNative(
     const base::NativeEvent& native_event);
@@ skipping 89 matching lines @@
 
 // Enable/disable natural scrolling for touchpads.
 EVENTS_EXPORT void SetNaturalScroll(bool enabled);
 
 // In natural scrolling enabled for touchpads?
 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.
 EVENTS_EXPORT bool IsTouchpadEvent(const base::NativeEvent& event);
 
 // Returns true if event is noop.
 EVENTS_EXPORT bool IsNoopEvent(const base::NativeEvent& event);
 
 // Creates and returns no-op event.
 EVENTS_EXPORT base::NativeEvent CreateNoopEvent();
@@ skipping 11 matching lines @@
 EVENTS_EXPORT uint16 GetScanCodeFromLParam(LPARAM lParam);
 EVENTS_EXPORT LPARAM GetLParamFromScanCode(uint16 scan_code);
 #endif
 
 // Registers a custom event type.
 EVENTS_EXPORT int RegisterCustomEventType();
 
 }  // namespace ui
 
 #endif  // UI_EVENTS_EVENT_UTILS_H_