Remove xfa/src/fwl/src and move code up a level.

xfa/src/fwl/core/fwl_gridimp.h

 // 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
 
-#ifndef XFA_SRC_FWL_SRC_CORE_FWL_GRIDIMP_H_
-#define XFA_SRC_FWL_SRC_CORE_FWL_GRIDIMP_H_
+#ifndef XFA_SRC_FWL_CORE_FWL_GRIDIMP_H_
+#define XFA_SRC_FWL_CORE_FWL_GRIDIMP_H_
 
 #include "xfa/include/fwl/core/fwl_app.h"
 #include "xfa/include/fwl/core/fwl_content.h"
 #include "xfa/include/fwl/core/fwl_grid.h"
-#include "xfa/src/fwl/src/core/fwl_contentimp.h"
+#include "xfa/src/fwl/core/fwl_contentimp.h"
 
 class CFWL_GridLength {
  public:
   CFWL_GridLength() : fLength(0), eUnit(FWL_GRIDUNIT_Fixed) {}
   CFWL_GridLength(FX_FLOAT fValue, FWL_GRIDUNIT e)
       : fLength(fValue), eUnit(e) {}
   FX_FLOAT fLength;
   FWL_GRIDUNIT eUnit;
 };
 
@@ skipping 163 matching lines @@
  public:
   CFWL_GridImpDelegate(CFWL_GridImp* pOwner);
   int32_t OnProcessMessage(CFWL_Message* pMessage) override;
   FWL_ERR OnDrawWidget(CFX_Graphics* pGraphics,
                        const CFX_Matrix* pMatrix = NULL) override;
 
  protected:
   CFWL_GridImp* m_pOwner;
 };
 
-#endif  // XFA_SRC_FWL_SRC_CORE_FWL_GRIDIMP_H_
+#endif  // XFA_SRC_FWL_CORE_FWL_GRIDIMP_H_