Remove support for unsized arrays

These only existed for geometry shader interface blocks.

Change-Id: Ie82252715fe5e6babb85e3b437c6edd811fab955
Reviewed-on: https://skia-review.googlesource.com/c/skia/+/442695
Commit-Queue: Brian Osman <brianosman@google.com>
Commit-Queue: John Stiles <johnstiles@google.com>
Reviewed-by: John Stiles <johnstiles@google.com>
diff --git a/src/gpu/GrShaderVar.cpp b/src/gpu/GrShaderVar.cpp
index 78c9331..accbe2c 100644
--- a/src/gpu/GrShaderVar.cpp
+++ b/src/gpu/GrShaderVar.cpp
@@ -32,15 +32,11 @@
     }
     GrSLType effectiveType = this->getType();
     if (this->isArray()) {
-        if (this->isUnsizedArray()) {
-            out->appendf("%s %s[]", GrGLSLTypeString(effectiveType), this->getName().c_str());
-        } else {
-            SkASSERT(this->getArrayCount() > 0);
-            out->appendf("%s %s[%d]",
-                         GrGLSLTypeString(effectiveType),
-                         this->getName().c_str(),
-                         this->getArrayCount());
-        }
+        SkASSERT(this->getArrayCount() > 0);
+        out->appendf("%s %s[%d]",
+                     GrGLSLTypeString(effectiveType),
+                     this->getName().c_str(),
+                     this->getArrayCount());
     } else {
         out->appendf("%s %s", GrGLSLTypeString(effectiveType), this->getName().c_str());
     }