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

ppapi/cpp/dev/widget_client_dev.cc

 // Copyright (c) 2010 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/widget_client_dev.h"
 
 #include "ppapi/c/dev/ppp_scrollbar_dev.h"
 #include "ppapi/c/dev/ppp_widget_dev.h"
 #include "ppapi/cpp/dev/scrollbar_dev.h"
 #include "ppapi/cpp/dev/widget_dev.h"
 #include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/instance_handle.h"
 #include "ppapi/cpp/module.h"
 #include "ppapi/cpp/module_impl.h"
 #include "ppapi/cpp/rect.h"
 
 namespace pp {
 
 namespace {
 
 // PPP_Widget_Dev --------------------------------------------------------------
 
 const char kPPPWidgetInterface[] = PPP_WIDGET_DEV_INTERFACE;
 
 void Widget_Invalidate(PP_Instance instance,
                        PP_Resource widget_id,
                        const PP_Rect* dirty_rect) {
-  void* object =
-      pp::Instance::GetPerInstanceObject(instance, kPPPWidgetInterface);
+  void* object = Instance::GetPerInstanceObject(instance, kPPPWidgetInterface);
   if (!object)
     return;
   return static_cast<WidgetClient_Dev*>(object)->InvalidateWidget(
       Widget_Dev(widget_id), *dirty_rect);
 }
 
 static PPP_Widget_Dev widget_interface = {
   &Widget_Invalidate,
 };
 
 // PPP_Scrollbar_Dev -----------------------------------------------------------
 
 const char kPPPScrollbarInterface[] = PPP_SCROLLBAR_DEV_INTERFACE;
 
 void Scrollbar_ValueChanged(PP_Instance instance,
                             PP_Resource scrollbar_id,
                             uint32_t value) {
   void* object =
-      pp::Instance::GetPerInstanceObject(instance, kPPPScrollbarInterface);
+      Instance::GetPerInstanceObject(instance, kPPPScrollbarInterface);
   if (!object)
     return;
   return static_cast<WidgetClient_Dev*>(object)->ScrollbarValueChanged(
       Scrollbar_Dev(scrollbar_id), value);
 }
 
 void Scrollbar_OverlayChanged(PP_Instance instance,
                               PP_Resource scrollbar_id,
                               PP_Bool overlay) {
   void* object =
-      pp::Instance::GetPerInstanceObject(instance, kPPPScrollbarInterface);
+      Instance::GetPerInstanceObject(instance, kPPPScrollbarInterface);
   if (!object)
     return;
   return static_cast<WidgetClient_Dev*>(object)->ScrollbarOverlayChanged(
       Scrollbar_Dev(scrollbar_id), PP_ToBool(overlay));
 }
 
 static PPP_Scrollbar_Dev scrollbar_interface = {
   &Scrollbar_ValueChanged,
   &Scrollbar_OverlayChanged,
 };
 
 }  // namespace
 
-WidgetClient_Dev::WidgetClient_Dev(Instance* instance)
+WidgetClient_Dev::WidgetClient_Dev(const InstanceHandle& instance)
     : associated_instance_(instance) {
-  pp::Module::Get()->AddPluginInterface(kPPPWidgetInterface, &widget_interface);
-  associated_instance_->AddPerInstanceObject(kPPPWidgetInterface, this);
-  pp::Module::Get()->AddPluginInterface(kPPPScrollbarInterface,
-                                        &scrollbar_interface);
-  associated_instance_->AddPerInstanceObject(kPPPScrollbarInterface, this);
+  Module::Get()->AddPluginInterface(kPPPWidgetInterface, &widget_interface);
+  Instance::AddPerInstanceObject(instance, kPPPWidgetInterface, this);
+  Module::Get()->AddPluginInterface(kPPPScrollbarInterface,
+                                    &scrollbar_interface);
+  Instance::AddPerInstanceObject(instance, kPPPScrollbarInterface, this);
 }
 
 WidgetClient_Dev::~WidgetClient_Dev() {
-  associated_instance_->RemovePerInstanceObject(kPPPScrollbarInterface, this);
-  associated_instance_->RemovePerInstanceObject(kPPPWidgetInterface, this);
+  Instance::RemovePerInstanceObject(associated_instance_,
+                                    kPPPScrollbarInterface, this);
+  Instance::RemovePerInstanceObject(associated_instance_,
+                                    kPPPWidgetInterface, this);
 }
 
 }  // namespace pp