Add a method to the HostContentSettings map to return the |Value| of a content setting

chrome/app/policy/policy_templates.json

 {
 # policy_templates.json - Metafile for policy templates
 #
 # The content of this file is evaluated as a Python expression.
 #
 # This file is used as input to generate the following policy templates:
 # ADM, ADMX+ADML, MCX/plist and html documentation.
 #
 # Policy templates are user interface definitions or documents about the
 # policies that can be used to configure Chrome. Each policy is a name-value
@@ skipping 76 matching lines @@
 #   policy configuration files. 'dynamic_refresh' controls if the generated
 #   documentation should state that the policy supports dynamic refresh or not.
 #   Supporting dynamic refresh means that Chrome respects the changes to the
 #   policy immediately, without the need for restart.
 #
 # IDs:
 #   Since a Protocol Buffer definition is generated from this file, unique and
 #   persistent IDs for all fields (but not for groups!) are needed. These are
 #   specified by the 'id' keys of each policy. NEVER CHANGE EXISTING IDs,
 #   because doing so would break the deployed wire format!
-#   For your editing convenience: highest ID currently used: 105
+#   For your editing convenience: highest ID currently used: 104
 #
 # Placeholders:
 #   The following placeholder strings are automatically substituted:
 #     $1 -> Google Chrome / Chromium
 #     $2 -> Google Chrome OS / Chromium OS
 #     $3 -> Google Chrome Frame / Chromium Frame
 #     $6 is reserved for doc_writer
 #
 # Device Policy:
 #   An additional flag device_only (optional, defaults to False) indicates
@@ skipping 1157 matching lines @@
             },
           ],
           'supported_on': ['chrome.*:10-', 'chrome_os:0.11-'],
           'features': {'dynamic_refresh': 1},
           'example_value': 0,
           'id': 54,
           'caption': '''Default geolocation setting''',
           'desc': '''Allows you to set whether websites are allowed to track the users' physical location. Tracking the users' physical location can be allowed by default, denied by default or the user can be asked everytime a website requests the pysical location.''',
         },
         {
-          'name': 'DefaultAutoSelectCertificateSetting',
-          'type': 'int-enum',
-          'items': [
-            {
-              'name': 'AllowAutoSelectCertificate',
-              'value': 1,
-              'caption': '''Allows <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> to automatically select client certificates.'''
-            },
-            {
-              'name': 'AskAutoSelectCertificate',
-              'value': 3,
-              'caption': '''Asks the user to select a certificate whenever a site requests a client certificate.''',
-            },
-          ],
-          'supported_on': ['chrome.*:15-', 'chrome_os:0.15-'],
-          'features': {'dynamic_refresh': 1},
-          'example_value': 1,
-          'id': 102,
-          'caption': '''Default setting for selecting client certificates''',
-          'desc': '''Allows you to set whether a client certificate should be automatically selected by <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> (if possible), the user should be asked to select a client certificate or no certificates should be sent to sites requesting client certificates.''',
-        },
-        {
           'name': 'AutoSelectCertificateForUrls',
           'type': 'list',
           'supported_on': ['chrome.*:15-', 'chrome_os:0.15-'],
           'features': {'dynamic_refresh': 1},
-          'example_value': ['https://www.example.com', '[*.]example.edu'],
-          'id': 103,
+          'example_value': ['"{\"pattern\":\"https://www.example.com\",\"filter\":{\"ISSUER\":{\"CN\":\"certificate issuer name\"}}}"'],
+          'id': 102,
           'caption': '''Automatically select client certificates for these sites''',
           'desc': '''Allows you to specify a list of url patterns that specify sites for which <ph name="PRODUCT_NAME">$1<ex>Google Chrome</ex></ph> should automatically select a client certificates, if the site requests a certificate.''',
         },
         {
           'name': 'CookiesAllowedForUrls',
           'type': 'list',
           'supported_on': ['chrome.*:11-', 'chrome_os:0.11-'],
           'features': {'dynamic_refresh': 1},
           'example_value': ['http://www.example.com', '[*.]example.edu'],
           'id': 77,
@@ skipping 465 matching lines @@
       'id': 96,
       'caption': '''Prevent app promotions from appearing on the new tab page''',
       'desc': '''When set to True, promotions for Chrome Web Store apps will not appear on the new tab page.''',
     },
     {
       'name': 'URLBlacklist',
       'type': 'list',
       'supported_on': ['chrome.*:15-', 'chrome_os:0.15-'],
       'features': {'dynamic_refresh': 1},
       'example_value': ['example.com', 'https://ssl.server.com', 'hosting.com/bad_path', 'http://server:8080/path', '.exact.hostname.com', '*'],
-      'id': 104,
+      'id': 103,
       'caption': '''Block access to a list of URLs''',
       'desc': '''Blocks access to the listed URLs.
 
       This policy prevents the user from loading web pages from blacklisted URLs.
 
       A URL has the format 'scheme://host:port/path'.
       The optional scheme can be http, https or ftp. Only this scheme will be blocked; if none is specified, all schemes are blocked.
       The host can be a hostname or an IP address. Subdomains of a hostname will also be blocked. To prevent blocking subdomains, include a '.' before the hostname. The special hostname '*' will block all domains.
       The optional port is a valid port number from 1 to 65535. If none is specified, all ports are blocked.
       If the optional path is specified, only paths with that prefix will be blocked.
 
       Exceptions can be defined in the URL whitelist policy. These policies are limited to 100 entries; subsequent entries will be ignored.''',
     },
     {
       'name': 'URLWhitelist',
       'type': 'list',
       'supported_on': ['chrome.*:15-', 'chrome_os:0.15-'],
       'features': {'dynamic_refresh': 1},
       'example_value': ['example.com', 'https://ssl.server.com', 'hosting.com/bad_path', 'http://server:8080/path', '.exact.hostname.com'],
-      'id': 105,
+      'id': 104,
       'caption': '''Allows access to a list of URLs''',
       'desc': '''Allows access to the listed URLs, as exceptions to the URL blacklist.
 
       See the description of the URL blacklist policy for the format of entries of this list.
 
       This policy can be used to open exceptions to restrictive blacklists. For example, '*' can be blacklisted to block all requests, and this policy can be used to allow access to a limited list of URLs. It can be used to open exceptions to certain schemes, subdomains of other domains, ports, or specific paths.
 
       The most specific filter will determine if a URL is blocked or allowed. The whitelist takes precedence over the blacklist.
 
       This policy is limited to 100 entries; subsequent entries will be ignored.''',
@@ skipping 82 matching lines @@
       'desc': '''The name of the feature that indicates for a given policy that changes to it are respected by Chrome without a browser restart''',
       'text': '''Dynamic Policy Refresh'''
     },
     'doc_deprecated': {
       'desc': '''Text appended in parentheses to the policy name to indicate t hat it has been deprecated''',
       'text': 'deprecated',
     }
   },
   'placeholders': [],
 }