Simplify ContentHandlerFactory a bit.

examples/recursive_content_handler/recursive_content_handler.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 "base/macros.h"
 #include "base/memory/scoped_ptr.h"
 #include "mojo/application/application_runner_chromium.h"
 #include "mojo/application/content_handler_factory.h"
 #include "mojo/public/c/system/main.h"
 #include "mojo/public/cpp/application/application_delegate.h"
 #include "mojo/public/cpp/application/application_impl.h"
 #include "mojo/public/cpp/application/service_provider_impl.h"
 #include "mojo/services/content_handler/interfaces/content_handler.mojom.h"
 
 namespace mojo {
 namespace examples {
 
 class RecursiveContentHandler : public ApplicationDelegate,
                                 public ContentHandlerFactory::ManagedDelegate {
  public:
-  RecursiveContentHandler() : content_handler_factory_(this) {}
+  RecursiveContentHandler() {}
 
  private:
   // Overridden from ApplicationDelegate:
   bool ConfigureIncomingConnection(
       ServiceProviderImpl* service_provider_impl) override {
     service_provider_impl->AddService<ContentHandler>(
-        content_handler_factory_.GetInterfaceRequestHandler());
+        ContentHandlerFactory::GetInterfaceRequestHandler(this));
     return true;
   }
 
   // Overridden from ContentHandlerFactory::ManagedDelegate:
   scoped_ptr<ContentHandlerFactory::HandledApplicationHolder>
   CreateApplication(InterfaceRequest<Application> application_request,
                     URLResponsePtr response) override {
     LOG(INFO) << "RecursiveContentHandler called with url: " << response->url;
     return make_handled_factory_holder(new mojo::ApplicationImpl(
         new RecursiveContentHandler(), application_request.Pass()));
   }
 
-  ContentHandlerFactory content_handler_factory_;
-
   DISALLOW_COPY_AND_ASSIGN(RecursiveContentHandler);
 };
 
 }  // namespace examples
 }  // namespace mojo
 
 MojoResult MojoMain(MojoHandle application_request) {
   mojo::ApplicationRunnerChromium runner(
       new mojo::examples::RecursiveContentHandler());
   return runner.Run(application_request);
 }