Bug 934646 - Clobber. r=me

CLOBBER

@@ -18,4 +18,6 @@
 # Modifying this file will now automatically clobber the buildbot machines \o/
 #
 
-Bug 938950 needs a clobber.
+Bug 934646 needs a clobber -- the icon resources previously copied
+into $OBJDIR/mobile/android/base/res will conflict with those in
+$BRANDING_DIRECTORY/res.