Remove foxitlib.h and foxitxfa.h and IWYU.

xfa/src/fwl/src/core/fwl_gridimp.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/src/foxitlib.h"
+#include "xfa/src/fwl/src/core/include/fwl_gridimp.h"
+
 #include "xfa/src/fwl/src/core/include/fwl_contentimp.h"
-#include "xfa/src/fwl/src/core/include/fwl_gridimp.h"
 #include "xfa/src/fwl/src/core/include/fwl_noteimp.h"
 #include "xfa/src/fwl/src/core/include/fwl_targetimp.h"
 #include "xfa/src/fwl/src/core/include/fwl_threadimp.h"
 #include "xfa/src/fwl/src/core/include/fwl_widgetimp.h"
 
 // static
 IFWL_Grid* IFWL_Grid::Create(const CFWL_WidgetImpProperties& properties) {
   IFWL_Grid* pGrid = new IFWL_Grid;
   CFWL_GridImp* pGridImpl = new CFWL_GridImp(properties, nullptr);
   pGrid->SetImpl(pGridImpl);
@@ skipping 1350 matching lines @@
   CFWL_MsgMouse* pMsg = static_cast<CFWL_MsgMouse*>(pMessage);
   if (pMsg->m_dwCmd != FWL_MSGMOUSECMD_LButtonDown) {
     return 0;
   }
   return 1;
 }
 FWL_ERR CFWL_GridImpDelegate::OnDrawWidget(CFX_Graphics* pGraphics,
                                            const CFX_Matrix* pMatrix) {
   return m_pOwner->DrawWidget(pGraphics, pMatrix);
 }