Reland "Propagate information about how ARC apps are launched"

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 <stdint.h>
 
 #include <memory>
@@ skipping 163 matching lines @@
 #if defined(USE_X11)
 // Update the native X11 event to correspond to the new flags.
 EVENTS_EXPORT void UpdateX11EventForFlags(Event* event);
 // Update the native X11 event to correspond to the new button flags.
 EVENTS_EXPORT void UpdateX11EventForChangedButtonFlags(MouseEvent* event);
 #endif
 
 // Registers a custom event type.
 EVENTS_EXPORT int RegisterCustomEventType();
 
+// Returns true if |event_flags| indicate the event came from a mouse event.
+EVENTS_EXPORT bool IsMouseEventFromFlags(int event_flags);
+
+// Returns true if |event_flags| indicate the event came from a touch event.
+EVENTS_EXPORT bool IsTouchEventFromFlags(int event_flags);
+
 }  // namespace ui
 
 #endif  // UI_EVENTS_EVENT_UTILS_H_