Add basic support for CAPS exe

chrome/tools/crash_service/caps/caps.gyp

 # Copyright 2015 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': [
     '../../../../build/util/version.gypi',
     '../../../../build/win_precompile.gypi',
@@ skipping 21 matching lines @@
         'caps.ver',
       ],
       'includes': [
         '../../../version_resource_rules.gypi',
       ],
     },
     {
       'target_name': 'caps',
       'type': 'executable',
       'include_dirs': [
-        '../..',
+        '..',
       ],
       'sources': [
+        'exit_codes.h',
+        'logger_win.cc',
+        'logger_win.h',
         'main_win.cc',
+        'process_singleton_win.cc',
+        'process_singleton_win.h',
         '<(SHARED_INTERMEDIATE_DIR)/caps/caps_version.rc',
       ],
       'dependencies': [
         'caps_resources',
+        '../../../../base/base.gyp:base',
+        '../../../../chrome/chrome.gyp:common_version',
       ],
       'msvs_settings': {
         'VCLinkerTool': {
           # Set /SUBSYSTEM:WINDOWS.
           'SubSystem': '2',
         },
       },
     },
   ],
 }