mandoline filesystem: add a sqlite3 vfs to proxy filesystem usage.

sql/sql.gyp

 # 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.
 
 {
   'variables': {
     'chromium_code': 1,
   },
   'targets': [
     {
@@ skipping 78 matching lines @@
       ],
       'sources': [
         'connection_unittest.cc',
         'meta_table_unittest.cc',
         'recovery_unittest.cc',
         'sqlite_features_unittest.cc',
         'statement_unittest.cc',
         'test/paths.cc',
         'test/paths.h',
         'test/run_all_unittests.cc',
+        'test/sql_test_base.cc',
+        'test/sql_test_base.h',
         'test/sql_test_suite.cc',
         'test/sql_test_suite.h',
         'transaction_unittest.cc',
       ],
       'include_dirs': [
         '..',
       ],
       'conditions': [
         ['os_posix==1 and OS!="mac" and OS!="ios"', {
           'conditions': [
@@ skipping 43 matching lines @@
             '../build/isolate.gypi',
           ],
           'sources': [
             'sql_unittests.isolate',
           ],
         },
       ],
     }],
   ],
 }