NaCl cleanup: Remove ppapi_test_lib from the Scons build

ppapi/native_client/tests/ppapi_test_lib/nacl.scons

Index: ppapi/native_client/tests/ppapi_test_lib/nacl.scons
diff --git a/ppapi/native_client/tests/ppapi_test_lib/nacl.scons b/ppapi/native_client/tests/ppapi_test_lib/nacl.scons
deleted file mode 100644
index cc667a1ed32a838c8c65d5c59e3c5eb96cd7fa18..0000000000000000000000000000000000000000
--- a/ppapi/native_client/tests/ppapi_test_lib/nacl.scons
+++ /dev/null
@@ -1,27 +0,0 @@
-# -*- python -*-
-# 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.
-#
-# Test library for testing PPAPI C layer for PPB_ and PPP_ interfaces.
-#
-# TODO(polina): also factor in the C++ layer?
-# TODO(polina): add trusted build.scons.
-#
-# module_instance.cc - implements PPP and PPP_Instance interfaces.
-# get_browser_interface.cc - implements interface lookup helpers.
-# internal_utils.cc - implements internal helper functions and globals.
-# test_interface.cc - implements the test interface.
-#
-# See ppapi_test_example for sample usage.
-
-Import('env')
-
-env.Prepend(CPPDEFINES=['XP_UNIX'])
-
-env.ComponentLibrary('ppapi_test_lib',
-                     ['get_browser_interface.cc',
-                      'internal_utils.cc',
-                      'testable_callback.cc',
-                      'module_instance.cc',
-                      'test_interface.cc'])