base: Rename EnvVarGetter to Environment.

base/base.gyp

-# Copyright (c) 2009 The Chromium Authors. All rights reserved.
+# Copyright (c) 2010 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,
   },
   'includes': [
     'base.gypi',
   ],
@@ skipping 57 matching lines @@
         'command_line_unittest.cc',
         'condition_variable_unittest.cc',
         'crypto/encryptor_unittest.cc',
         'crypto/rsa_private_key_unittest.cc',
         'crypto/signature_creator_unittest.cc',
         'crypto/signature_verifier_unittest.cc',
         'crypto/symmetric_key_unittest.cc',
         'data_pack_unittest.cc',
         'debug_util_unittest.cc',
         'dir_reader_posix_unittest.cc',
-        'env_var_unittest.cc',
+        'environment_unittest.cc',
         'event_trace_consumer_win_unittest.cc',
         'event_trace_controller_win_unittest.cc',
         'event_trace_provider_win_unittest.cc',
         'field_trial_unittest.cc',
         'file_descriptor_shuffle_unittest.cc',
         'file_path_unittest.cc',
         'file_util_unittest.cc',
         'file_version_info_unittest.cc',
         'gmock_unittest.cc',
         'histogram_unittest.cc',
@@ skipping 191 matching lines @@
       ],
     }],
   ],
 }
 
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 # tab-width:2
 # indent-tabs-mode:nil
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