Add second batch of controlled setting indicators

chrome/test/data/policy/policy_test_cases.json

 {
   "-- Template --": {
     "intro": "Top-level entries map a policy name to its test parameters, described below.",
 
     "pref": "The pref that this policy maps to, if any.",
     "can_be_recommended": "Whether a recommended value may be set for the policy. Defaults to |false| if not specified.",
     "test_policy": "A policy dictionary that should trigger the managed banner in the settings UI. Usually just sets the current policy.",
     "indicator_tests": [
       "A list of test cases verifying that the controlled setting indicators for |pref| correctly indicate whether its value is recommended or enforced by a corresponding policy. Each test case is a dictionary with the following format:",
       { "policy": "A policy dictionary that should affect |pref| when set as mandatory or recommended policy.",
@@ skipping 32 matching lines @@
     "test_policy": { "DefaultBrowserSettingEnabled": true },
     "settings_pages": [],
     "local_state": true,
     "os": ["win", "mac", "linux"],
 
     "note": "TODO(joaodasilva): Couldn't verify on linux."
   },
 
   "ApplicationLocaleValue": {
     "pref": "intl.app_locale",
+    "can_be_recommended": true,
     "test_policy": { "ApplicationLocaleValue": "fr" },
     "settings_pages": [],
     "local_state": true,
     "os": ["win"]
   },
 
   "AlternateErrorPagesEnabled": {
     "pref": "alternate_error_pages.enabled",
+    "can_be_recommended": true,
     "test_policy": { "AlternateErrorPagesEnabled": false },
+    "indicator_tests": [
+      { "policy": { "AlternateErrorPagesEnabled": false }}],
     "settings_pages": ["chrome://settings-frame"],
     "os": ["win", "linux", "mac", "chromeos"]
   },
 
   "SearchSuggestEnabled": {
     "pref": "search.suggest_enabled",
+    "can_be_recommended": true,
     "test_policy": { "SearchSuggestEnabled": false },
+    "indicator_tests": [
+      { "policy": { "SearchSuggestEnabled": false }}],
     "settings_pages": ["chrome://settings-frame"],
     "os": ["win", "linux", "mac", "chromeos"]
   },
 
   "DnsPrefetchingEnabled": {
     "pref": "dns_prefetching.enabled",
+    "can_be_recommended": true,
     "test_policy": { "DnsPrefetchingEnabled": false },
+    "indicator_tests": [
+      { "policy": { "DnsPrefetchingEnabled": false }}],
     "settings_pages": ["chrome://settings-frame"],
     "os": ["win", "linux", "mac", "chromeos"]
   },
 
   "DisableSpdy": {
     "pref": "spdy.disabled",
     "test_policy": { "DisableSpdy": true },
     "settings_pages": [],
     "os": ["win", "linux", "mac", "chromeos"]
   },
@@ skipping 1108 matching lines @@
     "os": []
   },
 
   "AdditionalLaunchParameters": {
     "pref": null,
     "test_policy": { "AdditionalLaunchParameters": "--enable-media-stream" },
     "settings_pages": [],
     "os": []
   }
 }