Fix 'except' and 'prefer' spelling.

chrome/browser/content_settings/content_settings_policy_provider.cc

 // 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.
 
 #include "chrome/browser/content_settings/content_settings_policy_provider.h"
 
 #include <string>
 #include <vector>
 
 #include "base/json/json_reader.h"
@@ skipping 198 matching lines @@
   pref_change_registrar_.Add(prefs::kManagedJavaScriptBlockedForUrls, callback);
   pref_change_registrar_.Add(prefs::kManagedJavaScriptAllowedForUrls, callback);
   pref_change_registrar_.Add(prefs::kManagedPluginsBlockedForUrls, callback);
   pref_change_registrar_.Add(prefs::kManagedPluginsAllowedForUrls, callback);
   pref_change_registrar_.Add(prefs::kManagedPopupsBlockedForUrls, callback);
   pref_change_registrar_.Add(prefs::kManagedPopupsAllowedForUrls, callback);
   pref_change_registrar_.Add(
       prefs::kManagedNotificationsAllowedForUrls, callback);
   pref_change_registrar_.Add(
       prefs::kManagedNotificationsBlockedForUrls, callback);
-  // The following preferences are only used to indicate if a
-  // default content setting is managed and to hold the managed default setting
-  // value. If the value for any of the following perferences is set then the
-  // corresponding default content setting is managed. These preferences exist
-  // in parallel to the preference default content settings.  If a
-  // default content settings type is managed any user defined excpetions
-  // (patterns) for this type are ignored.
+  // The following preferences are only used to indicate if a default content
+  // setting is managed and to hold the managed default setting value. If the
+  // value for any of the following preferences is set then the corresponding
+  // default content setting is managed. These preferences exist in parallel to
+  // the preference default content settings. If a default content settings type
+  // is managed any user defined exceptions (patterns) for this type are
+  // ignored.
   pref_change_registrar_.Add(prefs::kManagedDefaultCookiesSetting, callback);
   pref_change_registrar_.Add(prefs::kManagedDefaultImagesSetting, callback);
   pref_change_registrar_.Add(prefs::kManagedDefaultJavaScriptSetting, callback);
   pref_change_registrar_.Add(prefs::kManagedDefaultPluginsSetting, callback);
   pref_change_registrar_.Add(prefs::kManagedDefaultPopupsSetting, callback);
   pref_change_registrar_.Add(
       prefs::kManagedDefaultGeolocationSetting, callback);
   pref_change_registrar_.Add(
       prefs::kManagedDefaultNotificationsSetting, callback);
   pref_change_registrar_.Add(
@@ skipping 256 matching lines @@
     ReadManagedDefaultSettings();
   }
 
   NotifyObservers(ContentSettingsPattern(),
                   ContentSettingsPattern(),
                   CONTENT_SETTINGS_TYPE_DEFAULT,
                   std::string());
 }
 
 }  // namespace content_settings