--- a/modules/libjar/test/chrome/chrome.ini
+++ b/modules/libjar/test/chrome/chrome.ini
@@ -1,10 +1,9 @@
 [DEFAULT]
-skip-if = buildapp == 'b2g'
 support-files =
   signed-added.zip
   signed-badca.zip
   signed-tampered.zip
   signed.zip
   unsigned.zip
 
 [test_bug386153.html]

--- a/modules/libjar/test/mochitest/mochitest.ini
+++ b/modules/libjar/test/mochitest/mochitest.ini
@@ -1,10 +1,9 @@
 [DEFAULT]
-skip-if = buildapp == 'b2g'
 support-files =
   bug403331.zip
   bug403331.zip^headers^
   openredirect.sjs
   !/dom/base/test/file_bug945152.jar
 
 [test_bug403331.html]
 [test_bug1034143_mapped.html]

--- a/modules/libjar/test/unit/xpcshell.ini
+++ b/modules/libjar/test/unit/xpcshell.ini
@@ -1,12 +1,12 @@
 [DEFAULT]
 head =
 tail =
-skip-if = toolkit == 'android' || toolkit == 'gonk'
+skip-if = toolkit == 'android'
 support-files =
   data/empty
   data/test_bug333423.zip
   data/test_bug336691.zip
   data/test_bug370103.jar
   data/test_bug379841.zip
   data/test_bug589292.zip
   data/test_bug597702.zip

--- a/modules/libjar/zipwriter/test/unit/xpcshell.ini
+++ b/modules/libjar/zipwriter/test/unit/xpcshell.ini
@@ -1,12 +1,11 @@
 [DEFAULT]
 head = head_zipwriter.js
 tail = tail_zipwriter.js
-skip-if = toolkit == 'gonk'
 support-files =
   data/test_bug446708/thumbs/st14-1.tiff
   data/emptyfile.txt
   data/smallfile.txt
   data/test.png
   data/test.txt
   data/test.zip
   data/test_bug399727.html

--- a/modules/libmar/tests/unit/xpcshell.ini
+++ b/modules/libmar/tests/unit/xpcshell.ini
@@ -1,9 +1,8 @@
 [DEFAULT]
 head = head_libmar.js
 tail =
-skip-if = toolkit == 'gonk'
 support-files = data/**
 
 [test_create.js]
 [test_extract.js]
 [test_sign_verify.js]

--- a/modules/libpref/test/unit/xpcshell.ini
+++ b/modules/libpref/test/unit/xpcshell.ini
@@ -1,12 +1,11 @@
 [DEFAULT]
 head = head_libPrefs.js
 tail =
-skip-if = toolkit == 'gonk'
 support-files =
   data/testPref.js
   extdata/testExt.js
 
 [test_warnings.js]
 [test_bug345529.js]
 [test_bug506224.js]
 [test_bug577950.js]

--- a/modules/libpref/test/unit_ipc/xpcshell.ini
+++ b/modules/libpref/test/unit_ipc/xpcshell.ini
@@ -1,11 +1,11 @@
 [DEFAULT]
 head = 
 tail = 
-skip-if = toolkit == 'android' || toolkit == 'gonk'
+skip-if = toolkit == 'android'
 
 [test_existing_prefs.js]
 [test_initial_prefs.js]
 [test_large_pref.js]
 [test_observed_prefs.js]
 [test_update_prefs.js]
 [test_user_default_prefs.js]