Mac: Give app_shim code a nicer home

apps/app_shim/app_shim_host_mac.h

-// 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.
-
-#ifndef APPS_APP_SHIM_APP_SHIM_HOST_MAC_H_
-#define APPS_APP_SHIM_APP_SHIM_HOST_MAC_H_
-
-#include <string>
-#include <vector>
-
-#include "apps/app_shim/app_shim_handler_mac.h"
-#include "base/files/file_path.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/threading/non_thread_safe.h"
-#include "ipc/ipc_listener.h"
-#include "ipc/ipc_sender.h"
-
-namespace IPC {
-struct ChannelHandle;
-class ChannelProxy;
-class Message;
-}  // namespace IPC
-
-// This is the counterpart to AppShimController in
-// chrome/app/chrome_main_app_mode_mac.mm. The AppShimHost owns itself, and is
-// destroyed when the app it corresponds to is closed or when the channel
-// connected to the app shim is closed.
-class AppShimHost : public IPC::Listener,
-                    public IPC::Sender,
-                    public apps::AppShimHandler::Host,
-                    public base::NonThreadSafe {
- public:
-  AppShimHost();
-  virtual ~AppShimHost();
-
-  // Creates a new server-side IPC channel at |handle|, which should contain a
-  // file descriptor of a channel created by an UnixDomainSocketAcceptor,
-  // and begins listening for messages on it.
-  void ServeChannel(const IPC::ChannelHandle& handle);
-
- protected:
-  // IPC::Listener implementation.
-  virtual bool OnMessageReceived(const IPC::Message& message) OVERRIDE;
-  virtual void OnChannelError() OVERRIDE;
-
-  // IPC::Sender implementation.
-  virtual bool Send(IPC::Message* message) OVERRIDE;
-
- private:
-  // The app shim process is requesting to be associated with the given profile
-  // and app_id. Once the profile and app_id are stored, and all future
-  // messages from the app shim relate to this app. The app is launched
-  // immediately if |launch_now| is true.
-  void OnLaunchApp(const base::FilePath& profile_dir,
-                   const std::string& app_id,
-                   apps::AppShimLaunchType launch_type,
-                   const std::vector<base::FilePath>& files);
-
-  // Called when the app shim process notifies that the app was focused.
-  void OnFocus(apps::AppShimFocusType focus_type,
-               const std::vector<base::FilePath>& files);
-
-  void OnSetHidden(bool hidden);
-
-  // Called when the app shim process notifies that the app should quit.
-  void OnQuit();
-
-  // apps::AppShimHandler::Host overrides:
-  virtual void OnAppLaunchComplete(apps::AppShimLaunchResult result) OVERRIDE;
-  virtual void OnAppClosed() OVERRIDE;
-  virtual void OnAppHide() OVERRIDE;
-  virtual void OnAppRequestUserAttention(
-      apps::AppShimAttentionType type) OVERRIDE;
-  virtual base::FilePath GetProfilePath() const OVERRIDE;
-  virtual std::string GetAppId() const OVERRIDE;
-
-  // Closes the channel and destroys the AppShimHost.
-  void Close();
-
-  scoped_ptr<IPC::ChannelProxy> channel_;
-  std::string app_id_;
-  base::FilePath profile_path_;
-  bool initial_launch_finished_;
-};
-
-#endif  // APPS_APP_SHIM_APP_SHIM_HOST_MAC_H_