Bug 947531 - Disable test_bug_511615.html on Linux for ongoing intermittent failures.

toolkit/components/satchel/test/mochitest.ini

@@ -1,21 +1,16 @@
 [DEFAULT]
-skip-if = buildapp == 'b2g' || e10s
+skip-if = buildapp == 'b2g' || e10s || toolkit == 'android'
 support-files =
   satchel_common.js
   subtst_form_submission_1.html
   subtst_privbrowsing.html
 
 [test_bug_511615.html]
-skip-if = toolkit == 'android'
+skip-if = os == 'linux' # bug 947531
 [test_bug_787624.html]
-skip-if = toolkit == 'android'
-# [test_form_autocomplete.html]
-# Test disabled for too many intermittent failures (bug 874429)
+[test_form_autocomplete.html]
+skip-if = true # Test disabled for too many intermittent failures (bug 874429)
 [test_form_autocomplete_with_list.html]
-skip-if = toolkit == 'android'
 [test_form_submission.html]
-skip-if = toolkit == 'android'
 [test_form_submission_cap.html]
-skip-if = toolkit == 'android'
 [test_form_submission_cap2.html]
-skip-if = toolkit == 'android'