child_process: handles options === null

refs: nodejs#20749

Author: shobhitchittora

lib/child_process.js

@@ -66,16 +66,20 @@ function normalizeForkArguments(args, options) {
               args === null ||
               typeof args !== 'object')
   ) {
-    throw new ERR_INVALID_ARG_TYPE('args', 'array', args);
+    // throw new ERR_INVALID_ARG_TYPE('args', 'object', args);
+    args = [];
   } else {
     options = args;
     args = [];
   }
 
-  if (options === undefined)
+  if (options === undefined) {
     options = {};
-  else if (options === null || typeof options !== 'object')
+  } else if (typeof options !== 'object') {
     throw new ERR_INVALID_ARG_TYPE('options', 'object', options);
+  } else {
+    options = {};
+  }
 
   return {
     args,