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-rw-r--r--browser/modules/ContentWebRTC.jsm1
-rw-r--r--browser/modules/webrtcUI.jsm8
2 files changed, 8 insertions, 1 deletions
diff --git a/browser/modules/ContentWebRTC.jsm b/browser/modules/ContentWebRTC.jsm
index bfb98a868..fd50176a0 100644
--- a/browser/modules/ContentWebRTC.jsm
+++ b/browser/modules/ContentWebRTC.jsm
@@ -208,6 +208,7 @@ function prompt(aContentWindow, aWindowID, aCallID, aConstraints, aDevices, aSec
let request = {
callID: aCallID,
windowID: aWindowID,
+ origin: aContentWindow.origin,
documentURI: aContentWindow.document.documentURI,
secure: aSecure,
requestTypes: requestTypes,
diff --git a/browser/modules/webrtcUI.jsm b/browser/modules/webrtcUI.jsm
index b24135bfc..08de46bb3 100644
--- a/browser/modules/webrtcUI.jsm
+++ b/browser/modules/webrtcUI.jsm
@@ -290,7 +290,13 @@ function prompt(aBrowser, aRequest) {
let {audioDevices: audioDevices, videoDevices: videoDevices,
sharingScreen: sharingScreen, sharingAudio: sharingAudio,
requestTypes: requestTypes} = aRequest;
- let uri = Services.io.newURI(aRequest.documentURI, null, null);
+ let uri;
+ try {
+ // This fails for principals that serialize to "null", e.g. file URIs.
+ uri = Services.io.newURI(aRequest.origin, null, null);
+ } catch (e) {
+ uri = Services.io.newURI(aRequest.documentURI, null, null);
+ }
let host = getHost(uri);
let chromeDoc = aBrowser.ownerDocument;
let chromeWin = chromeDoc.defaultView;