Move view_types.h to view_type.h, since that's the standard name for enums.

chrome/chrome_common.gypi

 # Copyright (c) 2011 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': 'common',
       'type': 'static_library',
       'variables': {
@@ skipping 208 matching lines @@
         'common/string_ordinal.cc',
         'common/string_ordinal.h',
         'common/switch_utils.cc',
         'common/switch_utils.h',
         'common/thumbnail_score.cc',
         'common/thumbnail_score.h',
         'common/time_format.cc',
         'common/time_format.h',
         'common/url_constants.cc',
         'common/url_constants.h',
-        'common/chrome_view_types.cc',
-        'common/chrome_view_types.h',
+        'common/chrome_view_type.cc',
+        'common/chrome_view_type.h',
         'common/visitedlink_common.cc',
         'common/visitedlink_common.h',
         'common/web_apps.cc',
         'common/web_apps.h',
         'common/web_resource/web_resource_unpacker.cc',
         'common/web_resource/web_resource_unpacker.h',
         'common/worker_thread_ticker.cc',
         'common/worker_thread_ticker.h',
         'common/zip.cc',  # Requires zlib directly.
         'common/zip.h',
@@ skipping 190 matching lines @@
         'common/safe_browsing/csd.proto'
       ],
       'variables': {
         'proto_in_dir': 'common/safe_browsing',
         'proto_out_dir': 'chrome/common/safe_browsing',
       },
       'includes': [ '../build/protoc.gypi' ],
     },
   ],
 }