Revert of Provide capability classes from Mus

services/shell/public/cpp/lib/interface_registry.cc

 // Copyright 2016 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 "services/shell/public/cpp/interface_registry.h"
 
 #include "services/shell/public/cpp/connection.h"
 
 namespace shell {
 
@@ skipping 17 matching lines @@
 mojom::InterfaceProviderPtr InterfaceRegistry::TakeClientHandle() {
   return std::move(client_handle_);
 }
 
 // mojom::InterfaceProvider:
 void InterfaceRegistry::GetInterface(const mojo::String& interface_name,
                                      mojo::ScopedMessagePipeHandle handle) {
   auto iter = name_to_binder_.find(interface_name);
   InterfaceBinder* binder = iter != name_to_binder_.end() ? iter->second :
       default_binder_;
-  if (binder) {
+  if (binder)
     binder->BindInterface(connection_, interface_name, std::move(handle));
-  } else {
-    LOG(ERROR) << "Connection CapabilityFilter prevented binding to interface: "
-               << interface_name << " connection_name:"
-               << connection_->GetConnectionName() << " remote_name:"
-               << connection_->GetRemoteIdentity().name();
-  }
 }
 
 bool InterfaceRegistry::SetInterfaceBinderForName(
     InterfaceBinder* binder,
     const std::string& interface_name) {
   if (!connection_ ||
       (connection_ && connection_->AllowsInterface(interface_name))) {
     RemoveInterfaceBinderForName(interface_name);
     name_to_binder_[interface_name] = binder;
     return true;
   }
+  LOG(WARNING) << "Connection CapabilityFilter prevented binding to interface: "
+               << interface_name << " connection_name:"
+               << connection_->GetConnectionName() << " remote_name:"
+               << connection_->GetRemoteIdentity().name();
   return false;
 }
 
 void InterfaceRegistry::RemoveInterfaceBinderForName(
     const std::string& interface_name) {
   NameToInterfaceBinderMap::iterator it = name_to_binder_.find(interface_name);
   if (it == name_to_binder_.end())
     return;
   delete it->second;
   name_to_binder_.erase(it);
 }
 
 }  // namespace shell