PiP: Move tap-outside-hide block one level higher.

This used to be only check for drag resize case, but now that it is
disabled, this is no longer called. Move it at a higher call block so
that it is also checked for pinch resizing case.

Bug: 191529856
Test: Tap outside PIP when menu is showing, it hides
Change-Id: I810a0825a96224b395dde7d51df077fed996c3ff