process all ui events before posting closure because menu depends

chrome/browser/automation/ui_controls_aurax11.cc

Index: chrome/browser/automation/ui_controls_aurax11.cc
diff --git a/chrome/browser/automation/ui_controls_aurax11.cc b/chrome/browser/automation/ui_controls_aurax11.cc
index d7dbe697961a6101e6581ae520d0ed0b11fb2ba4..20c4c17e15296edc01d9405a7434cd3f9382e5be 100644
--- a/chrome/browser/automation/ui_controls_aurax11.cc
+++ b/chrome/browser/automation/ui_controls_aurax11.cc
@@ -70,22 +70,6 @@ bool Matcher(const base::NativeEvent& event) {
       event->xclient.message_type == MarkerEventAtom();
 }
 
-void RunClosureAfterEvents(const base::Closure closure) {
-  if (closure.is_null())
-    return;
-  static XEvent* marker_event = NULL;
-  if (!marker_event) {
-    marker_event = new XEvent();
-    marker_event->xclient.type = ClientMessage;
-    marker_event->xclient.display = NULL;
-    marker_event->xclient.window = None;
-    marker_event->xclient.format = 8;
-  }
-  marker_event->xclient.message_type = MarkerEventAtom();
-  aura::Desktop::GetInstance()->PostNativeEvent(marker_event);
-  new EventWaiter(closure, &Matcher);
-}
-
 }  // namespace
 
 namespace ui_controls {
@@ -133,9 +117,7 @@ bool SendKeyPressNotifyWhenDone(gfx::NativeWindow window,
     SetMaskAndKeycodeThenSend(&xevent, ShiftMask, XK_Shift_L);
   if (alt)
     SetMaskAndKeycodeThenSend(&xevent, Mod1Mask, XK_Alt_L);
-  xevent.xkey.keycode =
-      XKeysymToKeycode(base::MessagePumpX::GetDefaultXDisplay(),
-                       ui::XKeysymForWindowsKeyCode(key, shift));
+  xevent.xkey.keycode = ui::XKeysymForWindowsKeyCode(key, shift);
   aura::Desktop::GetInstance()->PostNativeEvent(&xevent);
 
   // Send key release events.
@@ -148,7 +130,7 @@ bool SendKeyPressNotifyWhenDone(gfx::NativeWindow window,
   if (control)
     SetKeycodeAndSendThenUnmask(&xevent, ControlMask, XK_Control_L);
   DCHECK(!xevent.xkey.state);
-  RunClosureAfterEvents(closure);
+  RunClosureAfterAllPendingUIEvents(closure);
   return true;
 }
 
@@ -165,7 +147,7 @@ bool SendMouseMoveNotifyWhenDone(long x, long y, const base::Closure& closure) {
   xmotion->same_screen = True;
   // Desktop will take care of other necessary fields.
   aura::Desktop::GetInstance()->PostNativeEvent(&xevent);
-  RunClosureAfterEvents(closure);
+  RunClosureAfterAllPendingUIEvents(closure);
   return false;
 }
 
@@ -208,7 +190,7 @@ bool SendMouseEventsNotifyWhenDone(MouseButton type,
     xevent.xbutton.type = ButtonRelease;
     desktop->PostNativeEvent(&xevent);
   }
-  RunClosureAfterEvents(closure);
+  RunClosureAfterAllPendingUIEvents(closure);
   return false;
 }
 
@@ -226,4 +208,20 @@ void MoveMouseToCenterAndPress(views::View* view, MouseButton button,
   SendMouseEventsNotifyWhenDone(button, state, closure);
 }
 
+void RunClosureAfterAllPendingUIEvents(const base::Closure& closure) {
+  if (closure.is_null())
+    return;
+  static XEvent* marker_event = NULL;
+  if (!marker_event) {
+    marker_event = new XEvent();
+    marker_event->xclient.type = ClientMessage;
+    marker_event->xclient.display = NULL;
+    marker_event->xclient.window = None;
+    marker_event->xclient.format = 8;
+  }
+  marker_event->xclient.message_type = MarkerEventAtom();
+  aura::Desktop::GetInstance()->PostNativeEvent(marker_event);
+  new EventWaiter(closure, &Matcher);
+}
+
 }  // namespace ui_controls