Add support for loading user cloud policy on desktop.

chrome/browser/policy/user_cloud_policy_store.h

Index: chrome/browser/policy/user_cloud_policy_store.h
diff --git a/chrome/browser/policy/user_cloud_policy_store.h b/chrome/browser/policy/user_cloud_policy_store.h
new file mode 100644
index 0000000000000000000000000000000000000000..85141dd75118bc2e5953e5ece6112d89f2209d83
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+++ b/chrome/browser/policy/user_cloud_policy_store.h
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+// 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.
+
+#ifndef CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_STORE_H_
+#define CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_STORE_H_
+
+#include <string>
+
+#include "base/basictypes.h"
+#include "base/compiler_specific.h"
+#include "base/memory/weak_ptr.h"
+#include "chrome/browser/policy/user_cloud_policy_store_base.h"
+
+namespace policy {
+
+// Implements a cloud policy store that is stored in a simple file in the user's
+// profile directory. This is used on (non-chromeos) platforms that do not have
+// a secure storage implementation.
+class UserCloudPolicyStore : public UserCloudPolicyStoreBase {
+ public:
+  // Creates a policy store associated with the user signed in to this
+  // |profile|.
+  explicit UserCloudPolicyStore(Profile* profile);
+  virtual ~UserCloudPolicyStore();
+
+  // CloudPolicyStore implementation.
+  virtual void Load() OVERRIDE;
+  virtual void Store(
+      const enterprise_management::PolicyFetchResponse& policy) OVERRIDE;
+
+ private:
+  // Starts policy blob validation. |callback| is invoked once validation is
+  // complete.
+  void Validate(
+      scoped_ptr<enterprise_management::PolicyFetchResponse> policy,
+      const UserCloudPolicyValidator::CompletionCallback& callback);
+
+  // Callback invoked to store the policy after validation has finished.
+  void StorePolicyAfterValidation(UserCloudPolicyValidator* validator);
+
+  base::WeakPtrFactory<UserCloudPolicyStore> weak_factory_;
+
+  // Weak pointer to the profile associated with this store.
+  Profile* profile_;
+
+  DISALLOW_COPY_AND_ASSIGN(UserCloudPolicyStore);
+};
+
+}  // namespace policy
+
+#endif  // CHROME_BROWSER_POLICY_USER_CLOUD_POLICY_STORE_H_