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

ppapi/cpp/dev/resource_array_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/resource_array_dev.h"
 
 #include "ppapi/c/dev/ppb_resource_array_dev.h"
-#include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/instance_handle.h"
 #include "ppapi/cpp/module_impl.h"
 
 namespace pp {
 
 namespace {
 
 template <> const char* interface_name<PPB_ResourceArray_Dev>() {
   return PPB_RESOURCEARRAY_DEV_INTERFACE;
 }
 
 }  // namespace
 
 ResourceArray_Dev::ResourceArray_Dev() {
 }
 
-ResourceArray_Dev::ResourceArray_Dev(PassRef, PP_Resource resource) {
-  PassRefFromConstructor(resource);
+ResourceArray_Dev::ResourceArray_Dev(PassRef, PP_Resource resource)
+    : Resource(PASS_REF, resource) {
 }
 
 ResourceArray_Dev::ResourceArray_Dev(const ResourceArray_Dev& other)
     : Resource(other) {
 }
 
-ResourceArray_Dev::ResourceArray_Dev(Instance* instance,
+ResourceArray_Dev::ResourceArray_Dev(const InstanceHandle& instance,
                                      const PP_Resource elements[],
                                      uint32_t size) {
-  if (has_interface<PPB_ResourceArray_Dev>() && instance) {
+  if (has_interface<PPB_ResourceArray_Dev>()) {
     PassRefFromConstructor(get_interface<PPB_ResourceArray_Dev>()->Create(
-        instance->pp_instance(), elements, size));
+        instance.pp_instance(), elements, size));
   }
 }
 
 ResourceArray_Dev::~ResourceArray_Dev() {
 }
 
 ResourceArray_Dev& ResourceArray_Dev::operator=(
     const ResourceArray_Dev& other) {
   Resource::operator=(other);
   return *this;
 }
 
 uint32_t ResourceArray_Dev::size() const {
   if (!has_interface<PPB_ResourceArray_Dev>())
     return 0;
   return get_interface<PPB_ResourceArray_Dev>()->GetSize(pp_resource());
 }
 
 PP_Resource ResourceArray_Dev::operator[](uint32_t index) const {
   if (!has_interface<PPB_ResourceArray_Dev>())
     return 0;
   return get_interface<PPB_ResourceArray_Dev>()->GetAt(pp_resource(), index);
 }
 
 }  // namespace pp