Update TypeSpecifier.php

Author: staabm

src/Analyser/TypeSpecifier.php

@@ -1203,12 +1203,8 @@ private function specifyTypesForCountFuncCall(
 					$intersection[] = new NonEmptyArrayType();
 
 					$zero = new ConstantIntegerType(0);
-					foreach ($builderData as [$offsetType, $valueType, $optional]) {
-						if (
-							$optional
-							// list already is non-empty
-							|| $zero->isSuperTypeOf($offsetType)->yes()
-						) {
+					foreach ($builderData as [$offsetType, $valueType]) {
+						if ($zero->isSuperTypeOf($offsetType)->yes()) {
 							continue;
 						}
 						$intersection[] = new HasOffsetValueType($offsetType, $valueType);