Change FilterChain::Append() to a template method.

mojo/public/cpp/bindings/lib/interface_impl_internal.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_PUBLIC_CPP_BINDINGS_LIB_INTERFACE_IMPL_INTERNAL_H_
 #define MOJO_PUBLIC_CPP_BINDINGS_LIB_INTERFACE_IMPL_INTERNAL_H_
 
 #include "mojo/public/cpp/bindings/error_handler.h"
 #include "mojo/public/cpp/bindings/interface_ptr.h"
 #include "mojo/public/cpp/bindings/lib/filter_chain.h"
@@ skipping 38 matching lines @@
     MessagePipe pipe;
     ptr->Bind(pipe.handle0.Pass(), waiter);
     Bind(pipe.handle1.Pass(), waiter);
   }
 
   void Bind(ScopedMessagePipeHandle handle,
             MojoAsyncWaiter* waiter) {
     assert(!router_);
 
     FilterChain filters;
-    filters.Append(new MessageHeaderValidator)
-           .Append(new typename Interface::RequestValidator_)
-           .Append(new typename Interface::Client::ResponseValidator_);
+    filters.Append<MessageHeaderValidator>();
+    filters.Append<typename Interface::RequestValidator_>();
+    filters.Append<typename Interface::Client::ResponseValidator_>();
 
     router_ = new Router(handle.Pass(), filters.Pass(), waiter);
     router_->set_incoming_receiver(&stub_);
     router_->set_error_handler(this);
 
     proxy_ = new typename Client::Proxy_(router_);
 
     instance()->SetClient(proxy_);
     instance()->OnConnectionEstablished();
   }
@@ skipping 17 matching lines @@
   typename Client::Proxy_* proxy_;
   typename Interface::Stub_ stub_;
 
   MOJO_DISALLOW_COPY_AND_ASSIGN(InterfaceImplState);
 };
 
 }  // namespace internal
 }  // namespace mojo
 
 #endif  // MOJO_PUBLIC_CPP_BINDINGS_LIB_INTERFACE_IMPL_INTERNAL_H_