Skip creating control when animation is cancelled.

If current control animation is cancelled, skip creating the control.
This avoids nullpointer observed in test cases [1]

[1] sponge/4014128a-35d0-41cb-89b4-7b8adbfe65f3

Bug: 111084606
Test: atest CtsInputMethodTestCases
Change-Id: I5c02f44d5232ddac1448630bc28a1b186aed27e6
1 file changed