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Code Issues Releases Wiki Activity

fixed content script's clean shutdown

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This commit is contained in:
gorhill 2015-05-03 09:06:35 -04:00
parent 818a3db9e4
commit b7e5a7bd44
1 changed files with 8 additions and 1 deletions
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9
src/js/contentscript-end.js
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@ -259,7 +259,7 @@ var collapser = (function() {
}
process();
};
var iframeSourceObserver = new MutationObserver(iframeSourceModified);
var iframeSourceObserver = null;
var iframeSourceObserverOptions = {
attributes: true,
attributeFilter: [ 'src' ]
@ -269,6 +269,9 @@ var collapser = (function() {
// https://github.com/gorhill/uBlock/issues/162
// Be prepared to deal with possible change of src attribute.
if ( dontObserve !== true ) {
if ( iframeSourceObserver === null ) {
iframeSourceObserver = new MutationObserver(iframeSourceModified);
}
iframeSourceObserver.observe(iframe, iframeSourceObserverOptions);
}
// https://github.com/chrisaljoudi/uBlock/issues/174
@ -343,6 +346,10 @@ var collapser = (function() {
clearTimeout(timer);
timer = null;
}
if ( iframeSourceObserver !== null ) {
iframeSourceObserver.disconnect();
iframeSourceObserver = null;
}
document.removeEventListener('error', onResourceFailed, true);
newRequests = [];
pendingRequests = {};