skia2/tests/sksl/runtime_errors/IllegalStatements.skvm

### Compilation failed:

error: 3: discard statement is only permitted in fragment shaders
error: 5: do-while loops are not supported
error: 7: while loops are not supported
error: 9: switch statements are not supported
4 errors
Move all runtime effect error tests to runtime_errors Also renamed Discard to IllegalStatements, and added testing of while and do loops. Change-Id: Ibacf69131267a0436808e2e022ad126704af16ef Reviewed-on: https://skia-review.googlesource.com/c/skia/+/353706 Commit-Queue: Brian Osman <brianosman@google.com> Commit-Queue: John Stiles <johnstiles@google.com> Auto-Submit: Brian Osman <brianosman@google.com> Reviewed-by: John Stiles <johnstiles@google.com> 2021-01-14 16:40:56 +00:00			`### Compilation failed:`

			`error: 3: discard statement is only permitted in fragment shaders`
			`error: 5: do-while loops are not supported`
			`error: 7: while loops are not supported`
Disallow switch statements in runtime effects Bug: skia:10680 Change-Id: Ic77f7355866363ef476a93d8da180cf53207fa6d Reviewed-on: https://skia-review.googlesource.com/c/skia/+/353707 Commit-Queue: Brian Osman <brianosman@google.com> Reviewed-by: John Stiles <johnstiles@google.com> 2021-01-14 16:40:56 +00:00			`error: 9: switch statements are not supported`
			`4 errors`