[NaCl SDK] Don't include gtest/gmock in library form

native_client_sdk/src/build_tools/parse_dsc.py

 #!/usr/bin/env python
 # Copyright (c) 2013 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.
 
 import argparse
 import collections
 import fnmatch
 import os
 import sys
@@ skipping 24 matching lines @@
         'NAME': (str, '', True),
         # main = nexe target
         # lib = library target
         # so = shared object target, automatically added to NMF
         # so-standalone =  shared object target, not put into NMF
         'TYPE': (str,
                  ['main', 'lib', 'static-lib', 'so', 'so-standalone',
                   'linker-script'],
                  True),
         'SOURCES': (list, '', True),
+        'EXTRA_SOURCES': (list, '', False),
         'CFLAGS': (list, '', False),
         'CFLAGS_GCC': (list, '', False),
         'CXXFLAGS': (list, '', False),
         'DEFINES': (list, '', False),
         'LDFLAGS': (list, '', False),
         'INCLUDES': (list, '', False),
         'LIBS' : (dict, VALID_TOOLCHAINS, False),
         'DEPS' : (list, '', False)
     }, False),
     'HEADERS': (list, {
@@ skipping 215 matching lines @@
   except ValidationError as e:
     sys.stderr.write(str(e) + '\n')
     return 1
 
   PrintProjectTree(tree)
   return 0
 
 
 if __name__ == '__main__':
   sys.exit(main(sys.argv[1:]))