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

ppapi/cpp/graphics_3d.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/graphics_3d.h"
 
 #include "ppapi/c/pp_errors.h"
 #include "ppapi/cpp/completion_callback.h"
-#include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/instance_handle.h"
 #include "ppapi/cpp/module_impl.h"
 #include "ppapi/cpp/var.h"
 
 namespace pp {
 
 namespace {
 
 template <> const char* interface_name<PPB_Graphics3D>() {
   return PPB_GRAPHICS_3D_INTERFACE;
 }
 
 }  // namespace
 
 Graphics3D::Graphics3D() {
 }
 
-Graphics3D::Graphics3D(const Instance* instance,
+Graphics3D::Graphics3D(const InstanceHandle& instance,
                        const int32_t attrib_list[]) {
   if (has_interface<PPB_Graphics3D>()) {
     PassRefFromConstructor(get_interface<PPB_Graphics3D>()->Create(
-        instance->pp_instance(), 0, attrib_list));
+        instance.pp_instance(), 0, attrib_list));
   }
 }
 
-Graphics3D::Graphics3D(const Instance* instance,
+Graphics3D::Graphics3D(const InstanceHandle& instance,
                        const Graphics3D& share_context,
                        const int32_t attrib_list[]) {
   if (has_interface<PPB_Graphics3D>()) {
     PassRefFromConstructor(get_interface<PPB_Graphics3D>()->Create(
-        instance->pp_instance(),
+        instance.pp_instance(),
         share_context.pp_resource(),
         attrib_list));
   }
 }
 
 Graphics3D::~Graphics3D() {
 }
 
 int32_t Graphics3D::GetAttribs(int32_t attrib_list[]) const {
   if (!has_interface<PPB_Graphics3D>())
@@ skipping 25 matching lines @@
   if (!has_interface<PPB_Graphics3D>())
     return PP_ERROR_NOINTERFACE;
 
   return get_interface<PPB_Graphics3D>()->SwapBuffers(
       pp_resource(),
       cc.pp_completion_callback());
 }
 
 }  // namespace pp