Make the Mac Info.plist SCM keys generic

chrome/chrome_exe.gypi

 # 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.
 
 {
   'targets': [
     {
       'target_name': 'chrome',
       'type': 'executable',
       'mac_bundle': 1,
@@ skipping 311 matching lines @@
               ],
             },
             {
               # Modify the Info.plist as needed.  The script explains why this
               # is needed.  This is also done in the helper_app and chrome_dll
               # targets.  Use --breakpad=0 to not include any Breakpad
               # information; that all goes into the framework's Info.plist.
               # Keystone information is included if Keystone is enabled.  The
               # application reads Keystone keys from this plist and not the
               # framework's, and the ticket will reference this Info.plist to
-              # determine the tag of the installed product.  Use --svn=1 to
-              # include Subversion information.  The --pdf flag controls whether
+              # determine the tag of the installed product.  Use --scm=1 to
+              # include SCM information.  The --pdf flag controls whether
               # to insert PDF as a supported type identifier that can be
               # opened.
               'postbuild_name': 'Tweak Info.plist',
               'action': ['<(tweak_info_plist_path)',
                          '--breakpad=0',
                          '--keystone=<(mac_keystone)',
-                         '--svn=1',
+                         '--scm=1',
                          '--pdf=<(internal_pdf)',
                          '--bundle_id=<(mac_bundle_id)'],
             },
             {
               'postbuild_name': 'Clean up old versions',
               'action': [
                 'tools/build/mac/clean_up_old_versions',
                 '<(version_full)'
               ],
             },
@@ skipping 237 matching lines @@
               'target_name': 'chrome_nacl_win64',
               'type': 'none',
               'sources': [],
             },
           ],
         }],
       ],
     }],
   ],
 }