Clean up selected ash defines for MessagePumpLinux

ash/wm/system_gesture_event_filter.cc

Index: ash/wm/system_gesture_event_filter.cc
diff --git a/ash/wm/system_gesture_event_filter.cc b/ash/wm/system_gesture_event_filter.cc
index 6810eaeb54b4b3934a1d9b7410b3d265c1389186..c2a2b5a7ba7b9ebd4bfc188e8de4f41da369b387 100644
--- a/ash/wm/system_gesture_event_filter.cc
+++ b/ash/wm/system_gesture_event_filter.cc
@@ -56,7 +56,7 @@ SystemGestureEventFilter::~SystemGestureEventFilter() {
 }
 
 void SystemGestureEventFilter::OnMouseEvent(ui::MouseEvent* event) {
-#if defined(OS_CHROMEOS)
+#if defined(OS_CHROMEOS) && !defined(USE_MESSAGEPUMP_LINUX)

[sadrul, 2013/04/09 18:50:24]

defined(USE_X11)

[rjkroege, 2013/04/09 19:50:10]

logic for U_MPL here: it will be easier to find this and remove it once we
support mouses with MPL than if it was X11. I'll add a TODO.

   if (event->type() == ui::ET_MOUSE_PRESSED && event->native_event() &&
       ui::TouchFactory::GetInstance()->IsTouchDevicePresent() &&
       Shell::GetInstance()->delegate()) {