extend js_NewObjectWithGivenProto to permit specifying additional new-thing flags (such as GCX_DONT_BLOCK)

js/src/jsapi.cpp

@@ -3043,7 +3043,7 @@ JS_NewObjectWithGivenProto(JSContext *cx, JSClass *clasp, JSObject *proto,
     CHECK_REQUEST(cx);
     if (!clasp)
         clasp = &js_ObjectClass;    /* default class is Object */
-    return js_NewObjectWithGivenProto(cx, clasp, proto, parent, 0);
+    return js_NewObjectWithGivenProto(cx, clasp, proto, parent, 0, 0);
 }
 
 JS_PUBLIC_API(JSBool)

js/src/jsobj.cpp

@@ -2503,12 +2503,12 @@ js_NewObject(JSContext *cx, JSClass *clasp, JSObject *proto, JSObject *parent,
         }
     }
 
-    return js_NewObjectWithGivenProto(cx, clasp, proto, parent, objectSize);
+    return js_NewObjectWithGivenProto(cx, clasp, proto, parent, objectSize, 0);
 }
 
 JSObject *
 js_NewObjectWithGivenProto(JSContext *cx, JSClass *clasp, JSObject *proto,
-                           JSObject *parent, uintN objectSize)
+                           JSObject *parent, uintN objectSize, uintN flags)
 {
     JSObject *obj;
     JSObjectOps *ops;
@@ -2537,7 +2537,7 @@ js_NewObjectWithGivenProto(JSContext *cx, JSClass *clasp, JSObject *proto,
      * Allocate an object from the GC heap and initialize all its fields before
      * doing any operation that can potentially trigger GC.
      */
-    obj = (JSObject *) js_NewGCThing(cx, GCX_OBJECT, objectSize);
+    obj = (JSObject *) js_NewGCThing(cx, GCX_OBJECT | flags, objectSize);
     if (!obj)
         goto earlybad;
 

js/src/jsobj.h

@@ -440,10 +440,12 @@ js_NewObject(JSContext *cx, JSClass *clasp, JSObject *proto, JSObject *parent,
  *
  * objectSize is either the explicit size for the allocated object or 0
  * indicating to use the default size based on object's class.
+ *
+ * flags are or-ed into the flags parameter for js_NewGCThing.
  */
 extern JSObject *
 js_NewObjectWithGivenProto(JSContext *cx, JSClass *clasp, JSObject *proto,
-                           JSObject *parent, uintN objectSize);
+                           JSObject *parent, uintN objectSize, uintN flags);
 
 /*
  * Fast access to immutable standard objects (constructors and prototypes).

js/src/jstracer.cpp

@@ -2811,10 +2811,8 @@ TraceRecorder::record_JSOP_NEW()
         return interpretedFunctionCall(v, fun, argc);
     }
 
-    if (fun->u.n.clasp) {
+    if (fun->u.n.clasp)
         ABORT_TRACE("NYI");
-        return true;
-    }
 
     ABORT_TRACE("can't trace unknown constructor");
 }

js/src/jsxml.cpp

@@ -8052,7 +8052,7 @@ js_GetAnyName(JSContext *cx, jsval *vp)
                 }
 
                 obj = js_NewObjectWithGivenProto(cx, &js_AnyNameClass, NULL,
-                                                 NULL, 0);
+                                                 NULL, 0, 0);
                 if (!obj || !JS_SetPrivate(cx, obj, qn)) {
                     cx->weakRoots.newborn[GCX_OBJECT] = NULL;
                     ok = JS_FALSE;