The Skia GPU MSAN bot runs >9 hours with this option set and
had to be disabled. We'd like to get test MSAN coverage for the
rest of Skia GPU and turn the bot back on, but need this option.

Change-Id: I1536912e9cfe35c294e750fcd4a1f515209989bc
Bug: b/155148722
Reviewed-on: https://swiftshader-review.googlesource.com/c/SwiftShader/+/52908
Presubmit-Ready: Adlai Holler <adlai@google.com>
Tested-by: Adlai Holler <adlai@google.com>
Commit-Queue: Adlai Holler <adlai@google.com>
Reviewed-by: Nicolas Capens <nicolascapens@google.com>