skia2/tests/sksl/errors/Ossfuzz39000.glsl

### Compilation failed:

error: 2: expected ';', but found '='
1 error
Fixed fuzzer-discovered bug with interface blocks While I was in this code, I realized that the setVariable method of InterfaceBlock was unused and there was therefore no reason to be storing a pointer instead of a reference. Bug: oss-fuzz:39000 Change-Id: If7505ba87f4060370cfd32ca2e30c76648965101 Reviewed-on: https://skia-review.googlesource.com/c/skia/+/450446 Commit-Queue: Ethan Nicholas <ethannicholas@google.com> Commit-Queue: John Stiles <johnstiles@google.com> Reviewed-by: John Stiles <johnstiles@google.com> 2021-09-21 13:18:47 +00:00			`### Compilation failed:`

			`error: 2: expected ';', but found '='`
			`1 error`