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script injection can throw when not a real HTML document

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gorhill 2015-05-14 10:53:49 -04:00
parent 1aa8b4fc1e
commit 714c02232a
1 changed files with 8 additions and 2 deletions
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10
platform/firefox/frameModule.js
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@ -204,8 +204,14 @@ const contentObserver = {
let lss = Services.scriptloader.loadSubScript;
let sandbox = this.initContentScripts(win, true);
lss(this.contentBaseURI + 'vapi-client.js', sandbox);
lss(this.contentBaseURI + 'contentscript-start.js', sandbox);
// Can throw with attempts at injecting into non-HTML document.
// Example: https://a.pomf.se/avonjf.webm
try {
lss(this.contentBaseURI + 'vapi-client.js', sandbox);
lss(this.contentBaseURI + 'contentscript-start.js', sandbox);
} catch (ex) {
return; // don't further try to inject anything
}
let docReady = (e) => {
let doc = e.target;