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Bug 1611588 - Handle null BrowsingContext in ExternalHelperAppParent. r=nika

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Differential Revision: https://phabricator.services.mozilla.com/D61309

--HG--
extra : moz-landing-system : lando
This commit is contained in:
Matt Woodrow 2020-02-03 18:57:08 +00:00
parent f862fc3ecb
commit d70ca2b3dc
2 changed files with 22 additions and 18 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

2
uriloader/exthandler/ExternalHelperAppParent.cpp
View file

@ -80,6 +80,7 @@ void ExternalHelperAppParent::Init(
SetPropertyAsInterface(NS_LITERAL_STRING("docshell.internalReferrer"),
referrer);
if (aContext) {
WindowGlobalParent* parent = aContext->Canonical()->GetCurrentWindowGlobal();
if (parent) {
RefPtr<BrowserParent> browser = parent->GetBrowserParent();
@ -90,6 +91,7 @@ void ExternalHelperAppParent::Init(
SetPrivate(isPrivate);
}
}
}
helperAppService->CreateListener(aMimeContentType, this, aContext, aForceSave,
nullptr, getter_AddRefs(mListener));

4
uriloader/exthandler/nsExternalHelperAppService.cpp
View file

@ -1526,6 +1526,7 @@ NS_IMETHODIMP nsExternalAppHandler::OnStartRequest(nsIRequest* request) {
aChannel->GetContentLength(&mContentLength);
}
if (mBrowsingContext) {
mMaybeCloseWindowHelper = new MaybeCloseWindowHelper(mBrowsingContext);
mMaybeCloseWindowHelper->SetShouldCloseWindow(mShouldCloseWindow);
@ -1538,6 +1539,7 @@ NS_IMETHODIMP nsExternalAppHandler::OnStartRequest(nsIRequest* request) {
mMaybeCloseWindowHelper->SetShouldCloseWindow(tmp);
}
}
}
// Now get the URI
if (aChannel) {
@ -1552,7 +1554,7 @@ NS_IMETHODIMP nsExternalAppHandler::OnStartRequest(nsIRequest* request) {
// download. We don't run this in the content process, since we have
// an instance running in the parent as well, which will handle this
// if needed.
if (!XRE_IsContentProcess()) {
if (!XRE_IsContentProcess() && mMaybeCloseWindowHelper) {
mBrowsingContext = mMaybeCloseWindowHelper->MaybeCloseWindow();
}