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

ppapi/cpp/dev/device_ref_dev.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/dev/device_ref_dev.h"
 
 #include "ppapi/cpp/module_impl.h"
 
 namespace pp {
 
 namespace {
 
 template <> const char* interface_name<PPB_DeviceRef_Dev>() {
   return PPB_DEVICEREF_DEV_INTERFACE;
 }
 
 }  // namespace
 
 DeviceRef_Dev::DeviceRef_Dev() {
 }
 
 DeviceRef_Dev::DeviceRef_Dev(PP_Resource resource) : Resource(resource) {
 }
 
-DeviceRef_Dev::DeviceRef_Dev(PassRef, PP_Resource resource) {
-  PassRefFromConstructor(resource);
+DeviceRef_Dev::DeviceRef_Dev(PassRef, PP_Resource resource)
+    : Resource(PASS_REF, resource) {
 }
 
 DeviceRef_Dev::DeviceRef_Dev(const DeviceRef_Dev& other) : Resource(other) {
 }
 
 DeviceRef_Dev::~DeviceRef_Dev() {
 }
 
 PP_DeviceType_Dev DeviceRef_Dev::GetType() const {
   if (!has_interface<PPB_DeviceRef_Dev>())
     return PP_DEVICETYPE_DEV_INVALID;
   return get_interface<PPB_DeviceRef_Dev>()->GetType(pp_resource());
 }
 
 Var DeviceRef_Dev::GetName() const {
   if (!has_interface<PPB_DeviceRef_Dev>())
     return Var();
-  return Var(Var::PassRef(),
+  return Var(PASS_REF,
              get_interface<PPB_DeviceRef_Dev>()->GetName(pp_resource()));
 }
 
 }  // namespace pp