[gjs/wip/ptomato/mozjs31: 6/6] js: Remove deprecated JS_IsConstructing()

[Philip Chimento <pchimento src gnome org>]

commit 59021ce71a426cef19f7b784510cd6f3ed8ee076
Author: Philip Chimento <philip chimento gmail com>
Date:   Sat Sep 17 20:08:37 2016 -0700

    js: Remove deprecated JS_IsConstructing()
    
    In mozjs31 this is replaced with JS::CallArgs::isConstructing().

 gjs/jsapi-util.h |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gjs/jsapi-util.h b/gjs/jsapi-util.h
index aa0ebc1..f3ac22a 100644
--- a/gjs/jsapi-util.h
+++ b/gjs/jsapi-util.h
@@ -226,7 +226,7 @@ gjs_##name##_constructor(JSContext  *context,           \
  */
 #define GJS_NATIVE_CONSTRUCTOR_PRELUDE(name)                                   \
     {                                                                          \
-        if (!JS_IsConstructing(context, vp)) {                                 \
+        if (!argv.isConstructing()) {                                          \
             gjs_throw_constructor_error(context);                              \
             return false;                                                      \
         }                                                                      \