b/3350774 Enforce clearing the flag mIsHandlingMultiTouch.

b/3350774 was fixed by https://android-git.corp.google.com/g/#change,91337
But there is small chance that the flag mIsHandlingMultiTouch is not cleared
correctly. This CL enforces to clear the flag.

Change-Id: I79ba6b401a7d7b3c772d3f123912343491551507
1 file changed