Split TaskQueue out into a separate build target.

webrtc/webrtc_tests.gypi

 # Copyright (c) 2013 The WebRTC project authors. All Rights Reserved.
 #
 # Use of this source code is governed by a BSD-style license
 # that can be found in the LICENSE file in the root of the source
 # tree. An additional intellectual property rights grant can be found
 # in the file PATENTS.  All contributing project authors may
 # be found in the AUTHORS file in the root of the source tree.
 {
   'targets': [
     {
       'target_name': 'rtc_unittests',
       'type': '<(gtest_target_type)',
       'dependencies': [
         'base/base.gyp:rtc_base',
+        'base/base.gyp:rtc_task_queue',
         'base/base_tests.gyp:rtc_base_tests_utils',
         'base/base_tests.gyp:rtc_base_tests',
         'libjingle/xmllite/xmllite.gyp:rtc_xmllite',
         'libjingle/xmpp/xmpp.gyp:rtc_xmpp',
         'p2p/p2p.gyp:rtc_p2p',
         'p2p/p2p.gyp:libstunprober',
         'p2p/p2p.gyp:rtc_p2p_unittest',
         'libjingle/xmllite/xmllite.gyp:rtc_xmllite_unittest',
         'libjingle/xmpp/xmpp.gyp:rtc_xmpp_unittest',
         '<(DEPTH)/testing/gtest.gyp:gtest',
@@ skipping 431 matching lines @@
             'build/isolate.gypi',
           ],
           'sources': [
             'webrtc_perf_tests.isolate',
           ],
         },
       ],
     }],
   ],
 }