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importScripts('./extendable-message-event-utils.js');
self.addEventListener('message', function(event) {
switch (event.data.type) {
case 'ping':
var results = {
pingOrPong: 'ping',
event: ExtendableMessageEventUtils.serialize(event)
};
var client_id = event.data.client_id;
event.waitUntil(clients.get(client_id)
.then(function(client) {
client.postMessage({type: 'record', results: results});
event.source.postMessage({type: 'pong', client_id: client_id});
}));
break;
}
});