Revert "bufferqueue: workaround: allow NULL fence with queueBuffer"

Underlying bug has been fixed, workaround no longer needed

This reverts commit 5b0cbcf9464dbcda9d19ae978911222806ec8bdc.

Change-Id: Ic9532b407d1291a7780a12a75aaa117ae4aa9fcb
1 file changed