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[uri] Fix issues with external protocol handlers.

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Remove early return in nsExternalProtocolHandler::NewChannel when handler doesn't exist.
Fix devtools expectation that newChannel throws for unsupported external handlers
This commit is contained in:
Moonchild 2024-06-11 19:19:55 +02:00 • committed by roytam1
commit a09accc204
4 changed files with 13 additions and 43 deletions
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11
devtools/shared/DevToolsUtils.js
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@ -537,6 +537,7 @@ function newChannelForURL(url, { policy, window, principal }) {
// scheme to see if it helps.
uri = Services.io.newURI("file://" + url, null, null);
}
let channelOptions = {
contentPolicyType: policy,
securityFlags: securityFlags,
@ -557,15 +558,7 @@ function newChannelForURL(url, { policy, window, principal }) {
}
channelOptions.loadingPrincipal = prin;
try {
return NetUtil.newChannel(channelOptions);
} catch (e) {
// In xpcshell tests on Windows, nsExternalProtocolHandler::NewChannel()
// can throw NS_ERROR_UNKNOWN_PROTOCOL if the external protocol isn't
// supported by Windows, so we also need to handle the exception here if
// parsing the URL above doesn't throw.
return newChannelForURL("file://" + url, { policy, window, principal });
}
return NetUtil.newChannel(channelOptions);
}
// Fetch is defined differently depending on whether we are on the main thread