+++ common/modules/base.jsm
@@ -378,9 +378,6 @@
                   this.constructor.className ? this.constructor.className + "#" :
                       "";
 
-        deprecated.warn(func,
-                        obj + (fn.realName || fn.name || name || "").replace(/__/g, "."),
-                        alternative);
         return func.apply(this, arguments);
     }
     if (func.name)
+++ disable-deprecated.patch
@@ -0,0 +1,13 @@
+diff -Nur ../pentadactyl-pm-pentadactyl-1.2pre-pm-3/common/modules/base.jsm ./common/modules/base.jsm
+--- ../pentadactyl-pm-pentadactyl-1.2pre-pm-3/common/modules/base.jsm	2017-01-23 03:13:03.000000000 +0100
++++ ./common/modules/base.jsm	2017-03-19 01:48:11.357447546 +0100
+@@ -378,9 +378,6 @@
+                   this.constructor.className ? this.constructor.className + "#" :
+                       "";
+ 
+-        deprecated.warn(func,
+-                        obj + (fn.realName || fn.name || name || "").replace(/__/g, "."),
+-                        alternative);
+         return func.apply(this, arguments);
+     }
+     if (func.name)