Now that the AST printer is properly forming all function types, we don't need

a hack for the sil parser.

Author: lattner

lib/Sema/TypeCheckType.cpp

@@ -1949,19 +1949,11 @@ Type TypeResolver::resolveASTFunctionType(FunctionTypeRepr *repr,
   if (!isa<TupleTypeRepr>(repr->getArgsTypeRepr()) &&
       !repr->isWarnedAbout()) {
     auto args = repr->getArgsTypeRepr();
-    
-    bool isInSILMode = false;
-    if (auto sourceFile = DC->getParentSourceFile())
-      isInSILMode = sourceFile->Kind == SourceFileKind::SIL;
-    
-    // The SIL printer is still printing function types with no parens in some
-    // cases.  Don't warn for now.
-    if (!isInSILMode) {
-      TC.diagnose(args->getStartLoc(), diag::function_type_no_parens)
-        .highlight(args->getSourceRange())
-        .fixItInsert(args->getStartLoc(), "(")
+    TC.diagnose(args->getStartLoc(), diag::function_type_no_parens)
+      .highlight(args->getSourceRange())
+      .fixItInsert(args->getStartLoc(), "(")
       .fixItInsertAfter(args->getEndLoc(), ")");
-    }
+    
     // Don't emit this warning three times when in generics.
     repr->setWarned();
   }