--- a/media/webrtc/signaling/test/moz.build
+++ b/media/webrtc/signaling/test/moz.build
@@ -3,18 +3,16 @@
 # This Source Code Form is subject to the terms of the Mozilla Public
 # License, v. 2.0. If a copy of the MPL was not distributed with this
 # file, You can obtain one at http://mozilla.org/MPL/2.0/.
 
 # TODO: bug 1172551 - get these tests working on iOS
 if CONFIG['OS_TARGET'] != 'WINNT' and CONFIG['MOZ_WIDGET_TOOLKIT'] != 'gonk' and CONFIG['MOZ_WIDGET_TOOLKIT'] != 'uikit':
     GeckoCppUnitTests([
         'mediaconduit_unittests',
-        'mediapipeline_unittest',
-        'signaling_unittests',
     ])
 
 include('/ipc/chromium/chromium-config.mozbuild')
 include('common.build')
 
 USE_LIBS += [
     '/media/webrtc/signalingtest/signaling_ecc/ecc',
     'mtransport_s',

--- a/python/mozbuild/mozbuild/frontend/emitter.py
+++ b/python/mozbuild/mozbuild/frontend/emitter.py
@@ -102,18 +102,16 @@ from .context import (
 
 from mozbuild.base import ExecutionSummary
 
 
 ALLOWED_XPCOM_GLUE = {
     ('xpcshell', 'js/xpconnect/shell'),
     ('testcrasher', 'toolkit/crashreporter/test'),
     ('mediaconduit_unittests', 'media/webrtc/signaling/test'),
-    ('mediapipeline_unittest', 'media/webrtc/signaling/test'),
-    ('signaling_unittests', 'media/webrtc/signaling/test'),
     ('TestMailCookie', 'mailnews/base/test'),
     ('calbasecomps', 'calendar/base/backend/libical/build'),
     ('purplexpcom', 'extensions/purple/purplexpcom/src'),
     ('ipdlunittest', 'ipc/ipdl/test/cxx/app'),
 }
 
 
 class TreeMetadataEmitter(LoggingMixin):

--- a/testing/cppunittest.ini
+++ b/testing/cppunittest.ini
@@ -50,20 +50,16 @@ skip-if = os == 'android' # Bug 1147630
 [TestWeakPtr]
 [TestXorShift128PlusRNG]
 [buffered_stun_socket_unittest]
 [ice_unittest]
 [test_nr_socket_unittest]
 [jsapi-tests]
 skip-if = os == 'b2g'  #Bug 1068946
 [mediaconduit_unittests]
-[mediapipeline_unittest]
-skip-if = os == 'b2g' || os == 'android'  # Bug 919646
-[mediapipeline_unittest_standalone]
-skip-if = os == 'b2g' || os == 'android'  # Bug 919646
 [multi_tcp_socket_unittest]
 [nrappkit_unittest]
 [rlogringbuffer_unittest]
 [runnable_utils_unittest]
 [sctp_unittest]
 [signaling_unittests]
 [signaling_unittests_standalone]
 [simpletokenbucket_unittest]