Add a user id parameter to connections

mojo/shell/public/cpp/lib/connection_impl.cc

 // 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.
 
 #include "mojo/shell/public/cpp/lib/connection_impl.h"
 
 #include <stdint.h>
 
 #include <utility>
 
 #include "base/bind.h"
 #include "base/logging.h"
 #include "mojo/shell/public/cpp/connection.h"
 #include "mojo/shell/public/cpp/interface_binder.h"
 
 namespace mojo {
 namespace internal {
 
 ////////////////////////////////////////////////////////////////////////////////
 // ConnectionImpl, public:
 
 ConnectionImpl::ConnectionImpl(
     const std::string& connection_url,
     const std::string& remote_url,
     uint32_t remote_id,
+    uint32_t remote_user_id,
     shell::mojom::InterfaceProviderPtr remote_interfaces,
     shell::mojom::InterfaceProviderRequest local_interfaces,
     const std::set<std::string>& allowed_interfaces)
     : connection_url_(connection_url),
       remote_url_(remote_url),
       remote_id_(remote_id),
       remote_ids_valid_(false),
+      remote_user_id_(remote_user_id),
       local_registry_(std::move(local_interfaces), this),
       remote_interfaces_(std::move(remote_interfaces)),
       allowed_interfaces_(allowed_interfaces),
       allow_all_interfaces_(allowed_interfaces_.size() == 1 &&
                             allowed_interfaces_.count("*") == 1),
       weak_factory_(this) {}
 
 ConnectionImpl::ConnectionImpl()
     : remote_id_(shell::mojom::Shell::kInvalidApplicationID),
       remote_ids_valid_(false),
@@ skipping 12 matching lines @@
 // ConnectionImpl, Connection implementation:
 
 const std::string& ConnectionImpl::GetConnectionURL() {
   return connection_url_;
 }
 
 const std::string& ConnectionImpl::GetRemoteApplicationURL() {
   return remote_url_;
 }
 
+uint32_t ConnectionImpl::GetRemoteUserID() const {
+  return remote_user_id_;
+}
+
 void ConnectionImpl::SetRemoteInterfaceProviderConnectionErrorHandler(
     const Closure& handler) {
   remote_interfaces_.set_connection_error_handler(handler);
 }
 
 bool ConnectionImpl::GetRemoteApplicationID(uint32_t* remote_id) const {
   if (!remote_ids_valid_)
     return false;
 
   *remote_id = remote_id_;
@@ skipping 33 matching lines @@
 
   remote_id_ = target_application_id;
   std::vector<Closure> callbacks;
   callbacks.swap(remote_id_callbacks_);
   for (auto callback : callbacks)
     callback.Run();
 }
 
 }  // namespace internal
 }  // namespace mojo