Use array_specifier in struct declarator parsing

src/compiler/translator/ParseContext.cpp

@@ -4555,14 +4555,13 @@ TField *TParseContext::parseStructDeclarator(TString *identifier, const TSourceL
 
 TField *TParseContext::parseStructArrayDeclarator(TString *identifier,
                                                   const TSourceLoc &loc,
-                                                  TIntermTyped *arraySize,
+                                                  unsigned int arraySize,
                                                   const TSourceLoc &arraySizeLoc)
 {
     checkIsNotReserved(loc, *identifier);
 
     TType *type       = new TType(EbtVoid, EbpUndefined);
-    unsigned int size = checkIsValidArraySize(arraySizeLoc, arraySize);
-    type->makeArray(size);
+    type->makeArray(arraySize);
 
     return new TField(type, identifier, loc);
 }

src/compiler/translator/ParseContext.h

@@ -300,7 +300,7 @@ class TParseContext : angle::NonCopyable
     TField *parseStructDeclarator(TString *identifier, const TSourceLoc &loc);
     TField *parseStructArrayDeclarator(TString *identifier,
                                        const TSourceLoc &loc,
-                                       TIntermTyped *arraySize,
+                                       unsigned int arraySize,
                                        const TSourceLoc &arraySizeLoc);
 
     TFieldList *combineStructFieldLists(TFieldList *processedFields,

src/compiler/translator/glslang.y

@@ -1218,8 +1218,8 @@ struct_declarator
     : identifier {
         $$ = context->parseStructDeclarator($1.string, @1);
     }
-    | identifier LEFT_BRACKET constant_expression RIGHT_BRACKET {
-        $$ = context->parseStructArrayDeclarator($1.string, @1, $3, @3);
+    | identifier array_specifier {
+        $$ = context->parseStructArrayDeclarator($1.string, @1, $2, @2);
     }
     ;