Convert resources to take an instance key instead of an Instance*.

ppapi/cpp/private/net_address_private.cc

 // Copyright (c) 2012 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 "ppapi/cpp/private/net_address_private.h"
 
 #include "ppapi/c/pp_bool.h"
 #include "ppapi/cpp/module.h"
 #include "ppapi/cpp/module_impl.h"
 #include "ppapi/cpp/var.h"
@@ skipping 33 matching lines @@
 // static
 std::string NetAddressPrivate::Describe(const PP_NetAddress_Private& addr,
                                         bool include_port) {
   if (!has_interface<PPB_NetAddress_Private>())
     return std::string();
 
   Module* module = Module::Get();
   if (!module)
     return std::string();
 
-  Var result(Var::PassRef(),
+  Var result(PASS_REF,
              get_interface<PPB_NetAddress_Private>()->Describe(
                  module->pp_module(),
                  &addr,
                  PP_FromBool(include_port)));
   return result.is_string() ? result.AsString() : std::string();
 }
 
 // static
 bool NetAddressPrivate::ReplacePort(const PP_NetAddress_Private& addr_in,
                                     uint16_t port,
@@ skipping 36 matching lines @@
                                    uint16_t address_size) {
   if (!has_interface<PPB_NetAddress_Private>())
     return false;
   return PP_ToBool(get_interface<PPB_NetAddress_Private>()->GetAddress(
       &addr,
       address,
       address_size));
 }
 
 }  // namespace pp