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

xfa/src/fwl/basewidget/fwl_spinbuttonimp.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/fwl/src/basewidget/fwl_spinbuttonimp.h"
+#include "xfa/src/fwl/basewidget/fwl_spinbuttonimp.h"
 
 #include "xfa/include/fwl/basewidget/fwl_spinbutton.h"
 #include "xfa/include/fwl/core/fwl_theme.h"
 #include "xfa/include/fwl/core/fwl_timer.h"
-#include "xfa/src/fwl/src/core/fwl_noteimp.h"
-#include "xfa/src/fwl/src/core/fwl_targetimp.h"
-#include "xfa/src/fwl/src/core/fwl_widgetimp.h"
+#include "xfa/src/fwl/core/fwl_noteimp.h"
+#include "xfa/src/fwl/core/fwl_targetimp.h"
+#include "xfa/src/fwl/core/fwl_widgetimp.h"
 
 #define FWL_SPN_MinWidth 18
 #define FWL_SPN_MinHeight 32
 #define FWL_SPIN_Elapse 200
 
 // static
 IFWL_SpinButton* IFWL_SpinButton::Create(
     const CFWL_WidgetImpProperties& properties,
     IFWL_Widget* pOuter) {
   IFWL_SpinButton* pSpinButton = new IFWL_SpinButton;
@@ skipping 395 matching lines @@
   if (!bUpEnable && !bDownEnable) {
     return;
   }
   CFWL_EvtSpbClick wmPosChanged;
   wmPosChanged.m_pSrcTarget = m_pOwner->m_pInterface;
   wmPosChanged.m_bUp = bUpEnable;
   m_pOwner->DispatchEvent(&wmPosChanged);
   m_pOwner->Repaint(bUpEnable ? &m_pOwner->m_rtUpButton
                               : &m_pOwner->m_rtDnButton);
 }