mozilla-b2g/gaia — pull request #7630 by crh0716 (2013-01-16 02:29:42+00:00)
Title: bug 826119 - Change the default value of ril.callwaiting.enabled to null

https://bugzilla.mozilla.org/show_bug.cgi?id=826119

Change the default value of ril.callwaiting.enabled to null because the call waiting setting on startup is unknown.