Disable baseInstance on SwiftShader

Bug: skia:10102
Change-Id: I4e11b6396574e6f86e31b658bfd2a5fe45b89489
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/281507
Reviewed-by: Michael Ludwig <michaelludwig@google.com>
Commit-Queue: Chris Dalton <csmartdalton@google.com>
1 file changed