Remove PPB_Scrollbar_Dev and PPB_Widget_Dev from native client

ppapi/native_client/src/shared/ppapi_proxy/plugin_globals.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 "native_client/src/shared/platform/nacl_check.h"
 #include "native_client/src/shared/ppapi_proxy/plugin_globals.h"
 #include "native_client/src/shared/ppapi_proxy/plugin_ppb_core.h"
 #include "native_client/src/shared/ppapi_proxy/plugin_ppb_var.h"
 #include "native_client/src/shared/ppapi_proxy/ppruntime.h"
 #include "native_client/src/shared/ppapi_proxy/untrusted/srpcgen/ppp_rpc.h"
@@ skipping 133 matching lines @@
 const PPP_MouseLock* PPPMouseLockInterface() {
   static const void* ppp = GetPluginInterfaceSafe(PPP_MOUSELOCK_INTERFACE);
   return static_cast<const PPP_MouseLock*>(ppp);
 }
 
 const PPP_Printing_Dev* PPPPrintingInterface() {
   static const void* ppp = GetPluginInterfaceSafe(PPP_PRINTING_DEV_INTERFACE);
   return static_cast<const PPP_Printing_Dev*>(ppp);
 }
 
-const PPP_Scrollbar_Dev* PPPScrollbarInterface() {
-  static const void* ppp = GetPluginInterfaceSafe(PPP_SCROLLBAR_DEV_INTERFACE);
-  return static_cast<const PPP_Scrollbar_Dev*>(ppp);
-}
-
 const PPP_Selection_Dev* PPPSelectionInterface() {
   static const void* ppp = GetPluginInterfaceSafe(PPP_SELECTION_DEV_INTERFACE);
   return static_cast<const PPP_Selection_Dev*>(ppp);
 }
 
-const PPP_Widget_Dev* PPPWidgetInterface() {
-  static const void* ppp = GetPluginInterfaceSafe(PPP_WIDGET_DEV_INTERFACE);
-  return static_cast<const PPP_Widget_Dev*>(ppp);
-}
-
 const PPP_Zoom_Dev* PPPZoomInterface() {
   static const void* ppp = GetPluginInterfaceSafe(PPP_ZOOM_DEV_INTERFACE);
   return static_cast<const PPP_Zoom_Dev*>(ppp);
 }
 
 
 }  // namespace ppapi_proxy
 
 void PpapiPluginRegisterThreadCreator(
     const struct PP_ThreadFunctions* new_funcs) {
@@ skipping 19 matching lines @@
   IrtInit();
   // Designate this as the main thread for PPB_Core::IsMainThread().
   ppapi_proxy::PluginCore::MarkMainThread();
   if (!NaClSrpcAcceptClientConnection(PppRpcs::srpc_methods)) {
     return 1;
   }
   NaClSrpcModuleFini();
 
   return 0;
 }