Move the tracked completion callback code into shared impl.

ppapi/ppapi_tests.gypi

 # Copyright (c) 2011 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 {
   'targets': [
      {
       'target_name': 'ppapi_example',
       'dependencies': [
         'ppapi.gyp:ppapi_cpp'
@@ skipping 134 matching lines @@
         'proxy/ppapi_proxy_test.cc',
         'proxy/ppapi_proxy_test.h',
         'proxy/ppb_var_unittest.cc',
         'proxy/ppp_instance_private_proxy_unittest.cc',
         'proxy/ppp_instance_proxy_unittest.cc',
         'proxy/ppp_messaging_proxy_unittest.cc',
         'proxy/serialized_var_unittest.cc',
         'shared_impl/resource_tracker_unittest.cc',
         'shared_impl/test_globals.cc',
         'shared_impl/test_globals.h',
+        'shared_impl/tracked_callback_unittest.cc',
         'shared_impl/var_tracker_unittest.cc',
       ],
     },
     {
       'target_name': 'ppapi_example_skeleton',
       'suppress_wildcard': 1,
       'type': 'none',
       'direct_dependent_settings': {
         'product_name': '>(_target_name)',
         'conditions': [
@@ skipping 179 matching lines @@
       ],
       'include_dirs': [
         'lib/gl/include',
       ],
       'sources': [
         'examples/video_capture/video_capture.cc',
       ],
     },
   ],
 }