Move application_manager's ShellImpl to own file

mojo/application_manager/application_manager.h

 // Copyright 2014 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 MOJO_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
 #define MOJO_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
 
 #include <map>
 #include <set>
 
 #include "base/basictypes.h"
 #include "base/gtest_prod_util.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/memory/weak_ptr.h"
 #include "mojo/application_manager/application_loader.h"
 #include "mojo/application_manager/application_manager_export.h"
+#include "mojo/application_manager/shell_impl.h"
 #include "mojo/public/interfaces/application/service_provider.mojom.h"
 #include "url/gurl.h"
 
 namespace mojo {
 
 class MOJO_APPLICATION_MANAGER_EXPORT ApplicationManager {
  public:
   class MOJO_APPLICATION_MANAGER_EXPORT Delegate {
    public:
     virtual ~Delegate();
@@ skipping 55 matching lines @@
                           const std::string& scheme);
   // These strings will be passed to the Initialize() method when an
   // Application is instantiated.
   void SetArgsForURL(const std::vector<std::string>& args, const GURL& url);
 
   // Destroys all Shell-ends of connections established with Applications.
   // Applications connected by this ApplicationManager will observe pipe errors
   // and have a chance to shutdown.
   void TerminateShellConnections();
 
+  // Removes a ShellImpl when it encounters an error.
+  void OnShellImplError(ShellImpl* shell_impl);
+
  private:
   enum IncludeDefaultLoader {
     INCLUDE_DEFAULT_LOADER,
     DONT_INCLUDE_DEFAULT_LOADER,
   };
 
   class ContentHandlerConnection;
-  class ShellImpl;
 
   typedef std::map<std::string, ApplicationLoader*> SchemeToLoaderMap;
   typedef std::map<GURL, ApplicationLoader*> URLToLoaderMap;
   typedef std::map<GURL, ShellImpl*> URLToShellImplMap;
   typedef std::map<GURL, ContentHandlerConnection*> URLToContentHandlerMap;
   typedef std::map<GURL, std::vector<std::string> > URLToArgsMap;
 
   void ConnectToApplicationImpl(const GURL& requested_url,
                                 const GURL& resolved_url,
                                 const GURL& requestor_url,
                                 ServiceProviderPtr service_provider,
                                 ApplicationLoader* loader);
 
   void ConnectToClient(ShellImpl* shell_impl,
                        const GURL& url,
                        const GURL& requestor_url,
                        ServiceProviderPtr service_provider);
 
   void LoadWithContentHandler(const GURL& content_handler_url,
                               ScopedMessagePipeHandle shell_handle,
                               URLResponsePtr url_response);
 
   // Return the appropriate loader for |url|. This can return NULL if there is
   // no default loader configured.
   ApplicationLoader* GetLoaderForURL(const GURL& url,
                                      IncludeDefaultLoader fallback);
 
-  // Removes a ShellImpl when it encounters an error.
-  void OnShellImplError(ShellImpl* shell_impl);
-  //
   // Removes a ContentHandler when it encounters an error.
   void OnContentHandlerError(ContentHandlerConnection* content_handler);
 
   // Returns the arguments for the given url.
   Array<String> GetArgsForURL(const GURL& url);
 
   Delegate* delegate_;
   // Loader management.
   URLToLoaderMap url_to_loader_;
   SchemeToLoaderMap scheme_to_loader_;
   scoped_ptr<ApplicationLoader> default_loader_;
 
   URLToShellImplMap url_to_shell_impl_;
   URLToContentHandlerMap url_to_content_handler_;
   URLToArgsMap url_to_args_;
 
   base::WeakPtrFactory<ApplicationManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ApplicationManager);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_APPLICATION_MANAGER_APPLICATION_MANAGER_H_