void InspectorDOMStorageAgent::removeDOMStorageItem(ErrorString* errorString, const RefPtr<JSONObject>& storageId, const String& key)
{
    LocalFrame* frame;
    OwnPtrWillBeRawPtr<StorageArea> storageArea = findStorageArea(0, storageId, frame);
    if (!storageArea) {
        *errorString = "Storage not found";
        return;
    }

    TrackExceptionState exceptionState;
    storageArea->removeItem(key, exceptionState, frame);
    *errorString = toErrorString(exceptionState);
}