diff options
Diffstat (limited to 'dom/base/CustomElementRegistry.cpp')
-rw-r--r-- | dom/base/CustomElementRegistry.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/dom/base/CustomElementRegistry.cpp b/dom/base/CustomElementRegistry.cpp index 0f03b16bd..f17c2c7d9 100644 --- a/dom/base/CustomElementRegistry.cpp +++ b/dom/base/CustomElementRegistry.cpp @@ -1044,8 +1044,12 @@ CustomElementReactionsStack::PopAndInvokeElementQueue() // element, see https://github.com/w3c/webcomponents/issues/635. // We usually report the error to entry global in gecko, so just follow the // same behavior here. + // This may be null if it's called from parser, see the case of + // attributeChangedCallback in + // https://html.spec.whatwg.org/multipage/parsing.html#create-an-element-for-the-token + // In that case, the exception of callback reactions will be automatically + // reported in CallSetup. nsIGlobalObject* global = GetEntryGlobal(); - MOZ_ASSERT(global, "Should always have a entry global here!"); InvokeReactions(elementQueue, global); } |