Remove fullscreen code.

xfa/fwl/core/fwl_sdadapterimp.cpp

 // Copyright 2014 PDFium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
 #include "xfa/fwl/core/fwl_sdadapterimp.h"
 
 #include "core/fxcrt/include/fx_system.h"
 #include "xfa/fwl/core/fwl_noteimp.h"
@@ skipping 71 matching lines @@
   return FWL_ERR_Succeeded;
 }
 FWL_ERR CFWL_SDAdapterWidgetMgr::SetBorderRegion(IFWL_Widget* pWidget,
                                                  CFX_Path* pPath) {
   return FWL_ERR_Succeeded;
 }
 FWL_ERR CFWL_SDAdapterWidgetMgr::SetTransparent(IFWL_Widget* pWidget,
                                                 uint32_t dwAlpha) {
   return FWL_ERR_Succeeded;
 }
-FWL_ERR CFWL_SDAdapterWidgetMgr::SetFullScreen(IFWL_Widget* pWidget,
-                                               FX_BOOL bFullScreen) {
-  return FWL_ERR_Succeeded;
-}
 FX_BOOL CFWL_SDAdapterWidgetMgr::CheckMessage() {
   return TRUE;
 }
 FX_BOOL CFWL_SDAdapterWidgetMgr::IsIdleMessage() {
   return TRUE;
 }
 FWL_ERR CFWL_SDAdapterWidgetMgr::DispatchMessage() {
   return FWL_ERR_Succeeded;
 }
 FWL_ERR CFWL_SDAdapterWidgetMgr::GetWidgetDC(IFWL_Widget* pWidget, void*& pDC) {
@@ skipping 46 matching lines @@
   return FWL_ERR_Succeeded;
 }
 
 CFWL_SDAdapterThreadMgr::CFWL_SDAdapterThreadMgr() {}
 
 CFWL_SDAdapterThreadMgr::~CFWL_SDAdapterThreadMgr() {}
 
 IFWL_Thread* CFWL_SDAdapterThreadMgr::GetCurrentThread() {
   return FWL_GetApp();
 }