Try to fix failing tests after 1386.

test/defines/gyptest-defines-env-regyp.py

 #!/usr/bin/env python
 
 # Copyright (c) 2011 Google Inc. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 """
 Verifies build of an executable with C++ define specified by a gyp define, and
 the use of the environment during regeneration when the gyp file changes.
 """
@@ skipping 14 matching lines @@
   # case the platform doesn't support unsetenv.
   os.environ['GYP_DEFINES'] = ''
   del os.environ['GYP_DEFINES']
 
 test.build('defines.gyp')
 
 expect = """\
 FOO is defined
 VALUE is 1
 2*PAREN_VALUE is 12
+HASH_VALUE is a#b
 """
 test.run_built_executable('defines', stdout=expect)
 
 # Sleep so that the changed gyp file will have a newer timestamp than the
 # previously generated build files.
 test.sleep()
 test.write('defines.gyp', test.read('defines-env.gyp'))
 
 test.build('defines.gyp', test.ALL)
 
 expect = """\
 VALUE is 50
 """
 test.run_built_executable('defines', stdout=expect)
 
 test.pass_test()