Allow default desktop content settings to be managed via policy

chrome/browser/ui/cocoa/content_settings_dialog_controller.mm

Index: chrome/browser/ui/cocoa/content_settings_dialog_controller.mm
diff --git a/chrome/browser/ui/cocoa/content_settings_dialog_controller.mm b/chrome/browser/ui/cocoa/content_settings_dialog_controller.mm
index f61c77a9e7d6944fad6ec4b8812ff72604e0efc7..04171d1957c0d188a2088aaef16981fc64f54c08 100644
--- a/chrome/browser/ui/cocoa/content_settings_dialog_controller.mm
+++ b/chrome/browser/ui/cocoa/content_settings_dialog_controller.mm
@@ -556,6 +556,11 @@ class PrefObserverDisabler {
   }
 }
 
+- (BOOL)geolocationSettingsManaged {
+  return profile_->GetHostContentSettingsMap()->IsDefaultContentSettingManaged(
+    CONTENT_SETTINGS_TYPE_GEOLOCATION);
+}
+
 - (void)setNotificationsSettingIndex:(NSInteger)value {
   ContentSetting setting = CONTENT_SETTING_DEFAULT;
   switch (value) {
@@ -571,6 +576,11 @@ class PrefObserverDisabler {
       setting);
 }
 
+- (BOOL)notificationsSettingsManaged {
+  return profile_->GetHostContentSettingsMap()->IsDefaultContentSettingManaged(
+    CONTENT_SETTINGS_TYPE_NOTIFICATIONS);
+}
+
 - (NSInteger)notificationsSettingIndex {
   ContentSetting setting =
       profile_->GetDesktopNotificationService()->GetDefaultContentSetting();
@@ -631,10 +641,15 @@ class PrefObserverDisabler {
   if (prefName == prefs::kGeolocationDefaultContentSetting) {
     [self willChangeValueForKey:@"geolocationSettingIndex"];
     [self didChangeValueForKey:@"geolocationSettingIndex"];
+    [self willChangeValueForKey:@"geolocationSettingsManaged"];
+    [self didChangeValueForKey:@"geolocationSettinsgManaged"];
+
   }
   if (prefName == prefs::kDesktopNotificationDefaultContentSetting) {
     [self willChangeValueForKey:@"notificationsSettingIndex"];
     [self didChangeValueForKey:@"notificationsSettingIndex"];
+    [self willChangeValueForKey:@"notificationsSettingsManaged"];
+    [self didChangeValueForKey:@"notificationsSettingsManaged"];
   }
 }