windows to be hidden between new window creations. See bug 314552.
2) This also makes a improvement to mouse taps in a context menu. Now we only
test for tab-and-hold (a "Gesture") when we are not displaying a context menu.
If we don't do this, the check for the gesture makes the context menu go away.
3) We also hide the software input panel when we are creating a dialog or a
window. This insures that the windows ce SIP button never blocks the view of a
XUL implemented SIP.
windows ce. r=dveditz
git-svn-id: svn://10.0.0.236/trunk@184040 18797224-902f-48f8-a5cc-f745e15eee43