diff options
Diffstat (limited to 'components/script/script_runtime.rs')
| -rw-r--r-- | components/script/script_runtime.rs | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/components/script/script_runtime.rs b/components/script/script_runtime.rs index a460d1af1b5..02175fffbfc 100644 --- a/components/script/script_runtime.rs +++ b/components/script/script_runtime.rs @@ -142,7 +142,11 @@ pub trait ScriptPort { unsafe extern "C" fn get_incumbent_global(_: *const c_void, _: *mut RawJSContext) -> *mut JSObject { wrap_panic( AssertUnwindSafe(|| { - GlobalScope::incumbent() + let incumbent_global = GlobalScope::incumbent(); + + assert!(incumbent_global.is_some()); + + incumbent_global .map(|g| g.reflector().get_jsobject().get()) .unwrap_or(ptr::null_mut()) }), |