GLSL: add .expected.glsl files for all tests.

Bug: tint:1301
Change-Id: Id3a591a2fa0dfdb112046d5c57defbae07483e0d
Reviewed-on: https://dawn-review.googlesource.com/c/tint/+/69480
Reviewed-by: Ben Clayton <bclayton@google.com>
Kokoro: Kokoro <noreply+kokoro@google.com>
Commit-Queue: Stephen White <senorblanco@chromium.org>
diff --git a/test/intrinsics/gen/refract/cbc1d2.wgsl.expected.glsl b/test/intrinsics/gen/refract/cbc1d2.wgsl.expected.glsl
new file mode 100644
index 0000000..2561c52
--- /dev/null
+++ b/test/intrinsics/gen/refract/cbc1d2.wgsl.expected.glsl
@@ -0,0 +1,71 @@
+#version 310 es
+precision mediump float;
+
+void refract_cbc1d2() {
+  vec3 res = refract(vec3(0.0f, 0.0f, 0.0f), vec3(0.0f, 0.0f, 0.0f), 1.0f);
+}
+
+struct tint_symbol {
+  vec4 value;
+};
+
+vec4 vertex_main_inner() {
+  refract_cbc1d2();
+  return vec4(0.0f, 0.0f, 0.0f, 0.0f);
+}
+
+tint_symbol vertex_main() {
+  vec4 inner_result = vertex_main_inner();
+  tint_symbol wrapper_result = tint_symbol(vec4(0.0f, 0.0f, 0.0f, 0.0f));
+  wrapper_result.value = inner_result;
+  return wrapper_result;
+}
+void main() {
+  tint_symbol outputs;
+  outputs = vertex_main();
+  gl_Position = outputs.value;
+  gl_Position.y = -gl_Position.y;
+}
+
+
+#version 310 es
+precision mediump float;
+
+void refract_cbc1d2() {
+  vec3 res = refract(vec3(0.0f, 0.0f, 0.0f), vec3(0.0f, 0.0f, 0.0f), 1.0f);
+}
+
+struct tint_symbol {
+  vec4 value;
+};
+
+void fragment_main() {
+  refract_cbc1d2();
+  return;
+}
+void main() {
+  fragment_main();
+}
+
+
+#version 310 es
+precision mediump float;
+
+void refract_cbc1d2() {
+  vec3 res = refract(vec3(0.0f, 0.0f, 0.0f), vec3(0.0f, 0.0f, 0.0f), 1.0f);
+}
+
+struct tint_symbol {
+  vec4 value;
+};
+
+layout(local_size_x = 1, local_size_y = 1, local_size_z = 1) in;
+void compute_main() {
+  refract_cbc1d2();
+  return;
+}
+void main() {
+  compute_main();
+}
+
+