core_services: Run different services in different processes.

mojo/shell/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 SHELL_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
 #define SHELL_APPLICATION_MANAGER_APPLICATION_MANAGER_H_
 
 #include <map>
 
 #include "base/macros.h"
@@ skipping 73 matching lines @@
 
   ScopedMessagePipeHandle ConnectToServiceByName(
       const GURL& application_url,
       const std::string& interface_name);
 
   void RegisterContentHandler(const std::string& mime_type,
                               const GURL& content_handler_url);
 
   // Registers a package alias. When attempting to load |alias|, it will
   // instead redirect to |content_handler_package|, which is a content handler
-  // which will be passed the |alias| as the URLResponse::url.
+  // which will be passed the |alias| as the URLResponse::url. Different values
+  // of |alias| with the same |qualifier| that are in the same
+  // |content_handler_package| will run in the same process in multi-process
+  // mode.
   void RegisterApplicationPackageAlias(const GURL& alias,
-                                       const GURL& content_handler_package);
+                                       const GURL& content_handler_package,
+                                       const std::string& qualifier);
 
   // Sets the default Loader to be used if not overridden by SetLoaderForURL()
   // or SetLoaderForScheme().
   void set_default_loader(scoped_ptr<ApplicationLoader> loader) {
     default_loader_ = loader.Pass();
   }
   void set_native_runner_factory(
       scoped_ptr<NativeRunnerFactory> runner_factory) {
     native_runner_factory_ = runner_factory.Pass();
   }
@@ skipping 20 matching lines @@
   // 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:
   class ContentHandlerConnection;
 
-  using ApplicationPackagedAlias = std::map<GURL, GURL>;
+  using ApplicationPackagedAlias = std::map<GURL, std::pair<GURL, std::string>>;
   using IdentityToShellImplMap = std::map<Identity, ShellImpl*>;
   using MimeTypeToURLMap = std::map<std::string, GURL>;
   using SchemeToLoaderMap = std::map<std::string, ApplicationLoader*>;
-  using URLToContentHandlerMap = std::map<GURL, ContentHandlerConnection*>;
+  using URLToContentHandlerMap =
+      std::map<std::pair<GURL, std::string>, ContentHandlerConnection*>;
   using URLToLoaderMap = std::map<GURL, ApplicationLoader*>;
   using URLToNativeOptionsMap = std::map<GURL, NativeRunnerFactory::Options>;
 
   void ConnectToApplicationWithParameters(
       const GURL& application_url,
+      const std::string& qualifier,
       const GURL& requestor_url,
       InterfaceRequest<ServiceProvider> services,
       ServiceProviderPtr exposed_services,
       const base::Closure& on_application_end,
       const std::vector<std::string>& pre_redirect_parameters);
 
   bool ConnectToRunningApplication(const GURL& resolved_url,
+                                   const std::string& qualifier,
                                    const GURL& requestor_url,
                                    InterfaceRequest<ServiceProvider>* services,
                                    ServiceProviderPtr* exposed_services);
 
   bool ConnectToApplicationWithLoader(
       const GURL& requested_url,
+      const std::string& qualifier,
       const GURL& resolved_url,
       const GURL& requestor_url,
       InterfaceRequest<ServiceProvider>* services,
       ServiceProviderPtr* exposed_services,
       const base::Closure& on_application_end,
       const std::vector<std::string>& parameters,
       ApplicationLoader* loader);
 
   InterfaceRequest<Application> RegisterShell(
       const GURL& app_url,
+      const std::string& qualifier,
       const GURL& requestor_url,
       InterfaceRequest<ServiceProvider> services,
       ServiceProviderPtr exposed_services,
       const base::Closure& on_application_end,
       const std::vector<std::string>& parameters);
 
-  ShellImpl* GetShellImpl(const GURL& url);
+  ShellImpl* GetShellImpl(const GURL& url, const std::string& qualifier);
 
   void ConnectToClient(ShellImpl* shell_impl,
                        const GURL& resolved_url,
                        const GURL& requestor_url,
                        InterfaceRequest<ServiceProvider> services,
                        ServiceProviderPtr exposed_services);
 
   // Called once |fetcher| has found app. |requested_url| is the url of the
   // requested application before any mappings/resolution have been applied.
   void HandleFetchCallback(const GURL& requested_url,
+                           const std::string& qualifier,
                            const GURL& requestor_url,
                            InterfaceRequest<ServiceProvider> services,
                            ServiceProviderPtr exposed_services,
                            const base::Closure& on_application_end,
                            const std::vector<std::string>& parameters,
                            NativeApplicationCleanup cleanup,
                            scoped_ptr<Fetcher> fetcher);
 
   void RunNativeApplication(InterfaceRequest<Application> application_request,
                             const NativeRunnerFactory::Options& options,
                             NativeApplicationCleanup cleanup,
                             scoped_ptr<Fetcher> fetcher,
                             const base::FilePath& file_path,
                             bool path_exists);
 
   void LoadWithContentHandler(const GURL& content_handler_url,
+                              const std::string& qualifier,
                               InterfaceRequest<Application> application_request,
                               URLResponsePtr url_response);
 
   // Returns the appropriate loader for |url|, or null if there is no loader
   // configured for the URL.
   ApplicationLoader* GetLoaderForURL(const GURL& url);
 
   // Removes a ContentHandler when it encounters an error.
   void OnContentHandlerError(ContentHandlerConnection* content_handler);
 
@@ skipping 20 matching lines @@
   bool disable_cache_;
   base::WeakPtrFactory<ApplicationManager> weak_ptr_factory_;
 
   DISALLOW_COPY_AND_ASSIGN(ApplicationManager);
 };
 
 }  // namespace shell
 }  // namespace mojo
 
 #endif  // SHELL_APPLICATION_MANAGER_APPLICATION_MANAGER_H_