Add a graceful exit for AuthenticationManager::initializeConnection
https://bugs.webkit.org/show_bug.cgi?id=186632
<rdar://problem/
41041033>
Reviewed by Brent Fulgham.
Source/WebKit:
Add a graceful exit for AuthenticationManager::initializeConnection when the provided IPC connection
is null or the underlying xpc connection is null.
* Shared/Authentication/cocoa/AuthenticationManagerCocoa.mm:
(WebKit::AuthenticationManager::initializeConnection):
Source/WTF:
* wtf/spi/darwin/XPCSPI.h:
git-svn-id: https://svn.webkit.org/repository/webkit/trunk@232937
268f45cc-cd09-0410-ab3c-
d52691b4dbfc