Remove PPB_Scrollbar_Dev and PPB_Widget_Dev from native client

ppapi/native_client/src/trusted/plugin/plugin.h

 // -*- c++ -*-
 // 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.
 
 // The portable representation of an instance and root scriptable object.
 // The PPAPI version of the plugin instantiates a subclass of this class.
 
 #ifndef NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PLUGIN_H_
 #define NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PLUGIN_H_
@@ skipping 30 matching lines @@
 class DescWrapperFactory;
 }  // namespace nacl
 
 namespace pp {
 class Find_Dev;
 class MouseLock;
 class Printing_Dev;
 class Selection_Dev;
 class URLLoader;
 class URLUtil_Dev;
-class WidgetClient_Dev;
 class Zoom_Dev;
 }
 
 namespace ppapi_proxy {
 class BrowserPpp;
 }
 
 namespace plugin {
 
 class ErrorInfo;
@@ skipping 434 matching lines @@
 
   // Pending progress events.
   std::queue<ProgressEvent*> progress_events_;
 
   // Adapter class constructors require a reference to 'this', so we can't
   // contain them directly.
   nacl::scoped_ptr<pp::Find_Dev> find_adapter_;
   nacl::scoped_ptr<pp::MouseLock> mouse_lock_adapter_;
   nacl::scoped_ptr<pp::Printing_Dev> printing_adapter_;
   nacl::scoped_ptr<pp::Selection_Dev> selection_adapter_;
-  nacl::scoped_ptr<pp::WidgetClient_Dev> widget_client_adapter_;
   nacl::scoped_ptr<pp::Zoom_Dev> zoom_adapter_;
 
   // Used for NexeFileDidOpenContinuation
   int64_t load_start_;
 
   int64_t init_time_;
   int64_t ready_time_;
   size_t nexe_size_;
 
   // Callback to receive .nexe and .dso download progress notifications.
@@ skipping 14 matching lines @@
 
   // Whether we are using IPC-based PPAPI proxy.
   bool using_ipc_proxy_;
 
   const PPB_NaCl_Private* nacl_interface_;
 };
 
 }  // namespace plugin
 
 #endif  // NATIVE_CLIENT_SRC_TRUSTED_PLUGIN_PLUGIN_H_