Add support for the quick-enable-cf command to the installer. This encompase...

chrome/installer/util/app_commands.h

+// Copyright (c) 2011 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_INSTALLER_UTIL_APP_COMMANDS_H_
+#define CHROME_INSTALLER_UTIL_APP_COMMANDS_H_
+#pragma once
+
+#include <windows.h>
+
+#include <map>
+#include <string>
+#include <utility>
+
+#include "base/basictypes.h"
+#include "chrome/installer/util/app_command.h"
+
+class WorkItemList;
+
+namespace base {
+namespace win {
+class RegKey;
+}
+}
+
+namespace installer {
+
+// A collection of AppCommand objects.
+class AppCommands {
+ public:
+  typedef std::map<std::wstring, AppCommand> CommandMap;
+  typedef std::pair<CommandMap::const_iterator, CommandMap::const_iterator>
+      CommandMapRange;
+
+  AppCommands();
+  ~AppCommands();
+
+  // Initialize an instance from the set of commands in a given registry key
+  // (typically the "Commands" subkey of a BrowserDistribution's "version key").
+  // |key| must have been opened with at least
+  // KEY_ENUMERATE_SUB_KEYS | KEY_QUERY_VALUE access rights.
+  bool Initialize(const base::win::RegKey& key);
+
+  // Replaces the contents of this object with that of |other|.
+  AppCommands& CopyFrom(const AppCommands& other);
+
+  // Clears this instance.
+  void Clear();
+
+  // Retrieves the command identified by |command_id| from the set, copying it
+  // into |command| and returning true if present.
+  bool Get(const std::wstring& command_id, AppCommand* command) const;
+
+  // Sets a command in the collection, adding it if it doesn't already exist.
+  // Returns true if a new command is added; false if |command_id| was already
+  // present and has been replaced with |command|.
+  bool Set(const std::wstring& command_id, const AppCommand& command);
+
+  // Removes a command from the collection.  Returns false if |command_id| was
+  // not found.
+  bool Remove(const std::wstring& command_id);
+
+  // Returns a pair of STL iterators defining the range of objects in the
+  // collection.
+  CommandMapRange GetIterators() const;
+
+ protected:
+  CommandMap commands_;
+
+  DISALLOW_COPY_AND_ASSIGN(AppCommands);
+};
+
+}  // namespace installer
+
+#endif  // CHROME_INSTALLER_UTIL_APP_COMMANDS_H_