Add a user id parameter to connections

mojo/shell/public/cpp/shell_connection.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_SHELL_PUBLIC_CPP_SHELL_CONNECTION_H_
 #define MOJO_SHELL_PUBLIC_CPP_SHELL_CONNECTION_H_
 
 #include <utility>
 #include <vector>
 
@@ skipping 73 matching lines @@
 
   // Shell:
   scoped_ptr<Connection> Connect(const std::string& url) override;
   scoped_ptr<Connection> Connect(ConnectParams* params) override;
   void Quit() override;
   scoped_ptr<AppRefCount> CreateAppRefCount() override;
 
   // shell::mojom::ShellClient:
   void Initialize(shell::mojom::ShellPtr shell,
                   const mojo::String& url,
-                  uint32_t id) override;
+                  uint32_t id,
+                  uint32_t user_id) override;
   void AcceptConnection(
       const String& requestor_url,
       uint32_t requestor_id,
+      uint32_t requestor_user_id,
       shell::mojom::InterfaceProviderRequest remote_interfaces,
       shell::mojom::InterfaceProviderPtr local_interfaces,
       Array<String> allowed_interfaces,
       const String& url) override;
   void OnQuitRequested(const Callback<void(bool)>& callback) override;
 
   void OnConnectionError();
 
   // Called from Quit() when there is no Shell connection, or asynchronously
   // from Quit() once the Shell has OK'ed shutdown.
@@ skipping 19 matching lines @@
   bool quit_requested_;
   int ref_count_;
   base::WeakPtrFactory<ShellConnection> weak_factory_;
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(ShellConnection);
 };
 
 }  // namespace mojo
 
 #endif  // MOJO_SHELL_PUBLIC_CPP_SHELL_CONNECTION_H_