Disable explicit resource allocation in Ganesh

There seems to be some cases where a dest read case is being given the same backing texture.

Change-Id: I11dac7e26889476642c65ec2e8974171754a0630
Reviewed-on: https://skia-review.googlesource.com/95685
Reviewed-by: Brian Salomon <bsalomon@google.com>
Commit-Queue: Robert Phillips <robertphillips@google.com>
1 file changed