Remove include_test*.fbs from build files

third_party/flatbuffers/flatbuffers.gyp

 # Copyright 2014 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': 'compiler_files',
       'type': 'static_library',
       'include_dirs': [
@@ skipping 42 matching lines @@
         'src/src/flatc.cpp',
       ],
     },
 
     # The following is just for testing.
     {
       'target_name': 'flatbuffers_samplebuffer',
       'type': 'static_library',
       'sources': [
         'src/tests/monster_test.fbs',
-        'src/tests/include_test1.fbs',
-        'src/tests/include_test2.fbs',
         'src/tests/namespace_test/namespace_test1.fbs',
         'src/tests/namespace_test/namespace_test2.fbs',
       ],
       'variables': {
         'flatc_out_dir': '.',
       },
       'includes': [ 'flatc.gypi' ],
       'dependencies': [
         ':flatbuffers',
       ],
@@ skipping 12 matching lines @@
         # but are listed here because test.cpp tests more than
         # what will get included into Chrome (reflection and generation).
         'src/include/reflection_generated.h',
         'src/include/reflection.h',
         # This is the actual test.
         'src/tests/test.cpp',
       ]
     }
   ],
 }