Remove stl_util's deletion functions from chromeos/.

chromeos/network/managed_network_configuration_handler.h

 // Copyright (c) 2013 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.
 
 #ifndef CHROMEOS_NETWORK_MANAGED_NETWORK_CONFIGURATION_HANDLER_H_
 #define CHROMEOS_NETWORK_MANAGED_NETWORK_CONFIGURATION_HANDLER_H_
 
 #include <map>
 #include <string>
 
@@ skipping 34 matching lines @@
 //
 // Note on callbacks: Because all the functions here are meant to be
 // asynchronous, they all take a |callback| of some type, and an
 // |error_callback|. When the operation succeeds, |callback| will be called, and
 // when it doesn't, |error_callback| will be called with information about the
 // error, including a symbolic name for the error and often some error message
 // that is suitable for logging. None of the error message text is meant for
 // user consumption.
 class CHROMEOS_EXPORT ManagedNetworkConfigurationHandler {
  public:
-  using GuidToPolicyMap = std::map<std::string, const base::DictionaryValue*>;
+  using GuidToPolicyMap =
+      std::map<std::string, std::unique_ptr<base::DictionaryValue>>;
 
   virtual ~ManagedNetworkConfigurationHandler();
 
   virtual void AddObserver(NetworkPolicyObserver* observer) = 0;
   virtual void RemoveObserver(NetworkPolicyObserver* observer) = 0;
 
   // Provides the properties of the network with |service_path| to |callback|.
   // |userhash| is used to set the "Source" property. If not provided then
-  // user polcies will be ignored.
+  // user policies will be ignored.
   virtual void GetProperties(
       const std::string& userhash,
       const std::string& service_path,
       const network_handler::DictionaryResultCallback& callback,
       const network_handler::ErrorCallback& error_callback) = 0;
 
   // Provides the managed properties of the network with |service_path| to
   // |callback|. |userhash| is used to ensure that the user's policy is
   // already applied, and to set the "Source" property (see note for
   // GetProperties).
@@ skipping 76 matching lines @@
       const std::string& guid,
       const std::string& profile_path) const = 0;
 
  private:
   DISALLOW_ASSIGN(ManagedNetworkConfigurationHandler);
 };
 
 }  // namespace chromeos
 
 #endif  // CHROMEOS_NETWORK_MANAGED_NETWORK_CONFIGURATION_HANDLER_H_