"up-to-date" should only use hyphens when used as compound modifier of a noun

content/common/plugin_list.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 "content/common/plugin_list.h"
 
 #include <stddef.h>
 
 #include <algorithm>
 
@@ skipping 154 matching lines @@
       continue;
     }
     plugin_paths->push_back(path);
   }
 }
 
 void PluginList::SetPlugins(const std::vector<WebPluginInfo>& plugins) {
   base::AutoLock lock(lock_);
 
   // If we haven't been invalidated in the mean time, mark the plugin list as
-  // up-to-date.
+  // up to date.
   if (loading_state_ != LOADING_STATE_NEEDS_REFRESH)
     loading_state_ = LOADING_STATE_UP_TO_DATE;
 
   plugins_list_ = plugins;
 }
 
 void PluginList::set_will_load_plugins_callback(const base::Closure& callback) {
   base::AutoLock lock(lock_);
   will_load_plugins_callback_ = callback;
 }
@@ skipping 111 matching lines @@
                 plugin_path);
   if (it != extra_plugin_paths_.end())
     extra_plugin_paths_.erase(it);
 }
 
 PluginList::~PluginList() {
 }
 
 
 }  // namespace content