Fixes leak in ViewManagerConnection

mojo/services/view_manager/view_manager_connection.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/services/view_manager/view_manager_connection.h"
 
 #include "base/stl_util.h"
 #include "mojo/services/public/cpp/geometry/geometry_type_converters.h"
 #include "mojo/services/view_manager/node.h"
 #include "mojo/services/view_manager/root_node_manager.h"
@@ skipping 40 matching lines @@
       bool result = SetViewImpl(i->second, ViewId());
       DCHECK(result);
     }
   }
 
   if (!node_map_.empty()) {
     RootNodeManager::ScopedChange change(
         this, root_node_manager_,
         RootNodeManager::CHANGE_TYPE_ADVANCE_SERVER_CHANGE_ID, true);
     while (!node_map_.empty()) {
-      Node* node = node_map_.begin()->second;
+      scoped_ptr<Node> node(node_map_.begin()->second);
       Node* parent = node->GetParent();
       const NodeId node_id(node->id());
       if (parent)
-        parent->Remove(node);
+        parent->Remove(node.get());
       root_node_manager_->ProcessNodeDeleted(node_id);
       node_map_.erase(NodeIdToTransportId(node_id));
     }
   }
 
   root_node_manager_->RemoveConnection(this);
 }
 
 const Node* ViewManagerConnection::GetNode(const NodeId& id) const {
   if (id_ == id.connection_id) {
@@ skipping 555 matching lines @@
 
   client()->OnViewManagerConnectionEstablished(
       id_,
       root_node_manager_->next_server_change_id(),
       NodesToINodes(to_send));
 }
 
 }  // namespace service
 }  // namespace view_manager
 }  // namespace mojo