Revert "qtbase: Added patch to avoid race that actually crashes X."

This reverts commit 51441c5b34126d9ccdd18bbe3e21da46990a6b63.

The change was not safe after all.
Revert "Added patch to avoid duplicate mouse-events."

This reverts commit 444eedc9607f94185959a64efcfa4a05712d0b79.

The change was not safe after all.