diff options
Diffstat (limited to 'dom/xbl/nsXBLProtoImpl.cpp')
| -rw-r--r-- | dom/xbl/nsXBLProtoImpl.cpp | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/dom/xbl/nsXBLProtoImpl.cpp b/dom/xbl/nsXBLProtoImpl.cpp index 4db9cabf0..5efcb71e0 100644 --- a/dom/xbl/nsXBLProtoImpl.cpp +++ b/dom/xbl/nsXBLProtoImpl.cpp @@ -100,11 +100,15 @@ nsXBLProtoImpl::InstallImplementation(nsXBLPrototypeBinding* aPrototypeBinding, // end up with a different content prototype, but we'll already have a property // holder called |foo| in the XBL scope. Check for that to avoid wasteful and // weird property holder duplication. - const char16_t* className = aPrototypeBinding->ClassName().get(); + const nsString& className = aPrototypeBinding->ClassName(); + const char16_t* classNameChars = className.get(); + const size_t classNameLen = className.Length(); + JS::Rooted<JSObject*> propertyHolder(cx); JS::Rooted<JS::PropertyDescriptor> existingHolder(cx); if (scopeObject != globalObject && - !JS_GetOwnUCPropertyDescriptor(cx, scopeObject, className, &existingHolder)) { + !JS_GetOwnUCPropertyDescriptor(cx, scopeObject, classNameChars, + classNameLen, &existingHolder)) { return NS_ERROR_FAILURE; } bool propertyHolderIsNew = !existingHolder.object() || !existingHolder.value().isObject(); @@ -119,8 +123,8 @@ nsXBLProtoImpl::InstallImplementation(nsXBLPrototypeBinding* aPrototypeBinding, // Define it as a property on the scopeObject, using the same name used on // the content side. - bool ok = JS_DefineUCProperty(cx, scopeObject, className, -1, propertyHolder, - JSPROP_PERMANENT | JSPROP_READONLY, + bool ok = JS_DefineUCProperty(cx, scopeObject, classNameChars, classNameLen, + propertyHolder, JSPROP_PERMANENT | JSPROP_READONLY, JS_STUBGETTER, JS_STUBSETTER); NS_ENSURE_TRUE(ok, NS_ERROR_UNEXPECTED); } else { |