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

ppapi/cpp/dev/text_input_dev.cc

 // Copyright (c) 2011 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/text_input_dev.h"
 
-#include "ppapi/cpp/instance.h"
+#include "ppapi/cpp/instance_handle.h"
 #include "ppapi/cpp/module_impl.h"
 #include "ppapi/cpp/rect.h"
 
 namespace pp {
 
 namespace {
 
 template <> const char* interface_name<PPB_TextInput_Dev>() {
   return PPB_TEXTINPUT_DEV_INTERFACE;
 }
 
 }  // namespace
 
 
-TextInput_Dev::TextInput_Dev(Instance* instance) : instance_(instance) {
+TextInput_Dev::TextInput_Dev(const InstanceHandle& instance)
+    : instance_(instance) {
 }
 
 TextInput_Dev::~TextInput_Dev() {
 }
 
 void TextInput_Dev::SetTextInputType(PP_TextInput_Type type) {
   if (!has_interface<PPB_TextInput_Dev>())
     return;
   get_interface<PPB_TextInput_Dev>()->SetTextInputType(
-      instance_->pp_instance(), type);
+      instance_.pp_instance(), type);
 }
 
 void TextInput_Dev::UpdateCaretPosition(const Rect& caret,
                                         const Rect& bounding_box) {
   if (!has_interface<PPB_TextInput_Dev>())
     return;
   get_interface<PPB_TextInput_Dev>()->UpdateCaretPosition(
-      instance_->pp_instance(), &caret.pp_rect(), &bounding_box.pp_rect());
+      instance_.pp_instance(), &caret.pp_rect(), &bounding_box.pp_rect());
 }
 
 void TextInput_Dev::CancelCompositionText() {
   if (!has_interface<PPB_TextInput_Dev>())
     return;
   get_interface<PPB_TextInput_Dev>()->CancelCompositionText(
-      instance_->pp_instance());
+      instance_.pp_instance());
 }
 
 }  // namespace pp