PPAPI Testing: Clean up location of ppapi::StripTestPrefixes

ppapi/ppapi_tests.gypi

 # Copyright (c) 2012 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': [
     {
       # GN version: //ppapi:ppapi_tests
       'target_name': 'ppapi_tests',
       'type': 'loadable_module',
@@ skipping 103 matching lines @@
         '../testing/gtest.gyp:gtest',
       ],
       'sources': [
         # Note: sources list duplicated in GN build.
         'proxy/ppapi_proxy_test.cc',
         'proxy/ppapi_proxy_test.h',
         'proxy/resource_message_test_sink.cc',
         'proxy/resource_message_test_sink.h',
         'shared_impl/test_globals.cc',
         'shared_impl/test_globals.h',
-        'shared_impl/unittest_utils.cc',
-        'shared_impl/unittest_utils.h',
+        'shared_impl/test_utils.cc',
+        'shared_impl/test_utils.h',
       ],
     },
 
     {
       # GN version: //ppapi:ppapi_perftests
       'target_name': 'ppapi_perftests',
       'type': 'executable',
       'variables': {
         'chromium_code': 1,
       },
@@ skipping 510 matching lines @@
       'sources': [
         'examples/compositor/compositor.cc',
         'examples/compositor/spinning_cube.cc',
         'examples/compositor/spinning_cube.h',
       ],
     },
     # Adding a new PPAPI example? Don't forget to update the GN build.
     # See //ppapi/examples/BUILD.gn
   ],
 }