diff -Nur comm-esr31.orig/mozilla/modules/libpref/src/init/all.js comm-esr31/mozilla/modules/libpref/src/init/all.js
--- comm-esr31.orig/mozilla/modules/libpref/src/init/all.js	2014-09-03 06:47:59.758285255 -0300
+++ comm-esr31/mozilla/modules/libpref/src/init/all.js	2014-09-03 06:52:11.826590662 -0300
@@ -4268,19 +4268,6 @@
 // Number of stack frames to capture in createObjectURL for about:memory.
 pref("memory.blob_report.stack_frames", 0);
 
-// comma separated list of domain origins (e.g. https://domain.com) for
-// providers that can install from their own website without user warnings.
-// entries are
-pref("social.whitelist", "https://mozsocial.cliqz.com,https://now.msn.com,https://mixi.jp");
-// comma separated list of domain origins (e.g. https://domain.com) for
-// directory websites (e.g. AMO) that can install providers for other sites
-pref("social.directories", "https://activations.cdn.mozilla.net");
-// remote-install allows any website to activate a provider, with extended UI
-// notifying user of installation. we can later pref off remote install if
-// necessary. This does not affect whitelisted and directory installs.
-pref("social.remote-install.enabled", true);
-pref("social.toast-notifications.enabled", true);
-
 // Disable idle observer fuzz, because only privileged content can access idle
 // observers (bug 780507).
 pref("dom.idle-observers-api.fuzz_time.disabled", true);