Test that Runtime Effects cannot use non-ES2 types.

Surprisingly, we didn't actually have a preexisting test covering this.
Error reporting is lackluster in this CL but will be improved in the
followup.

Change-Id: I0b1cdb5a82f066af6b9d3fd9c39748080c2e18c0
Bug: skia:12348
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/439996
Auto-Submit: John Stiles <johnstiles@google.com>
Commit-Queue: Brian Osman <brianosman@google.com>
Reviewed-by: Brian Osman <brianosman@google.com>

gn/sksl_tests.gni

@@ -535,6 +535,7 @@ sksl_rte_tests = [
 
 sksl_rte_error_tests = [
   "/sksl/runtime_errors/DerivativesES2.rts",
+  "/sksl/runtime_errors/ES3Types.rts",
   "/sksl/runtime_errors/FirstClassArrays.rts",
   "/sksl/runtime_errors/IllegalArrayOps.rts",
   "/sksl/runtime_errors/IllegalIndexing.rts",

resources/sksl/runtime_errors/ES3Types.rts

@@ -0,0 +1,23 @@
+void f23() { float2x3 x; }
+void f24() { float2x4 x; }
+void f32() { float3x2 x; }
+void f34() { float3x4 x; }
+void f42() { float4x2 x; }
+void f43() { float4x3 x; }
+
+void h23() { half2x3 x; }
+void h24() { half2x4 x; }
+void h32() { half3x2 x; }
+void h34() { half3x4 x; }
+void h42() { half4x2 x; }
+void h43() { half4x3 x; }
+
+void u()   { uint x; }
+void u2()  { uint2 x; }
+void u3()  { uint3 x; }
+void u4()  { uint4 x; }
+
+void us()  { ushort x; }
+void us2() { ushort2 x; }
+void us3() { ushort3 x; }
+void us4() { ushort4 x; }

tests/sksl/runtime_errors/ES3Types.skvm

@@ -0,0 +1,4 @@
+### Compilation failed:
+
+error: 1: expected ';', but found 'x'
+1 error