Revert "ve.ce.Surface: Magic workaround for broken Firefox cursoring"

Causes ugly-looking "NS_ERROR_FAILURE" exceptions in some cases.

This reverts commit 0d7eaf51767c4061b478610a035a3bc387c0973a.

Bug: 71580
Change-Id: Ief5c5369311e20a0fa8d6af5780c68bb6f5b9e2e