backout 1245024 and 1279303 for breaking https://forum.manjaro.org/

js/src/builtin/Object.cpp

@@ -1061,7 +1061,6 @@ static const JSFunctionSpec object_static_methods[] = {
     JS_FN("getPrototypeOf",            obj_getPrototypeOf,          1,0),
     JS_FN("setPrototypeOf",            obj_setPrototypeOf,          2,0),
     JS_FN("getOwnPropertyDescriptor",  obj_getOwnPropertyDescriptor,2,0),
-    JS_SELF_HOSTED_FN("getOwnPropertyDescriptors", "ObjectGetOwnPropertyDescriptors", 1,JSPROP_DEFINE_LATE),
     JS_FN("keys",                      obj_keys,                    1,0),
     JS_SELF_HOSTED_FN("values",        "ObjectValues",              1,JSPROP_DEFINE_LATE),
     JS_SELF_HOSTED_FN("entries",       "ObjectEntries",             1,JSPROP_DEFINE_LATE),

js/src/builtin/Object.js

@@ -41,33 +41,6 @@ function ObjectStaticAssign(target, firstSource) {
     return to;
 }
 
-// ES stage 4 proposal
-function ObjectGetOwnPropertyDescriptors(O) {
-    // Step 1.
-    var obj = ToObject(O);
-
-    // Step 2.
-    var keys = OwnPropertyKeys(obj, JSITER_OWNONLY | JSITER_HIDDEN | JSITER_SYMBOLS);
-
-    // Step 3.
-    var descriptors = {};
-
-    // Step 4.
-    for (var index = 0, len = keys.length; index < len; index++) {
-        var key = keys[index];
-
-        // Steps 4.a-b.
-        var desc = std_Object_getOwnPropertyDescriptor(obj, key);
-
-        // Step 4.c.
-	if (typeof desc !== "undefined")
-            _DefineDataProperty(descriptors, key, desc);
-    }
-
-    // Step 5.
-    return descriptors;
-}
-
 function ObjectDefineSetter(name, setter) {
     var object;
     if (this === null || this === undefined)