Move PolicyMap and its dependencies to components/policy/.

chrome/browser/download/download_dir_policy_handler.cc

 // Copyright 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.
 
 #include "chrome/browser/download/download_dir_policy_handler.h"
 
 #include "base/files/file_path.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_value_map.h"
 #include "base/values.h"
 #include "chrome/browser/download/download_prefs.h"
-#include "chrome/browser/policy/policy_map.h"
 #include "chrome/browser/policy/policy_path_parser.h"
 #include "chrome/common/pref_names.h"
+#include "components/policy/core/common/policy_map.h"
 #include "policy/policy_constants.h"
 
 DownloadDirPolicyHandler::DownloadDirPolicyHandler()
     : TypeCheckingPolicyHandler(policy::key::kDownloadDirectory,
                                 base::Value::TYPE_STRING) {}
 
 DownloadDirPolicyHandler::~DownloadDirPolicyHandler() {}
 
 void DownloadDirPolicyHandler::ApplyPolicySettings(
     const policy::PolicyMap& policies,
     PrefValueMap* prefs) {
   const base::Value* value = policies.GetValue(policy_name());
   base::FilePath::StringType string_value;
   if (!value || !value->GetAsString(&string_value))
     return;
 
   base::FilePath::StringType expanded_value =
       policy::path_parser::ExpandPathVariables(string_value);
   // Make sure the path isn't empty, since that will point to an undefined
   // location; the default location is used instead in that case.
   // This is checked after path expansion because a non-empty policy value can
   // lead to an empty path value after expansion (e.g. "\"\"").
   if (expanded_value.empty())
     expanded_value = DownloadPrefs::GetDefaultDownloadDirectory().value();
   prefs->SetValue(prefs::kDownloadDefaultDirectory,
                   Value::CreateStringValue(expanded_value));
   prefs->SetValue(prefs::kPromptForDownload,
                   Value::CreateBooleanValue(false));
 }