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

xfa/src/fwl/core/fwl_widgetimp.h

Index: xfa/src/fwl/core/fwl_widgetimp.h
diff --git a/xfa/src/fwl/src/core/fwl_widgetimp.h b/xfa/src/fwl/core/fwl_widgetimp.h
similarity index 97%
rename from xfa/src/fwl/src/core/fwl_widgetimp.h
rename to xfa/src/fwl/core/fwl_widgetimp.h
index 376294da13559e4c6976b2fcf948d7bde2edb6eb..d0dcf3cfc12f55fba398099a3e59e39f61059ab0 100644
--- a/xfa/src/fwl/src/core/fwl_widgetimp.h
+++ b/xfa/src/fwl/core/fwl_widgetimp.h
@@ -4,11 +4,11 @@
 
 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com
 
-#ifndef XFA_SRC_FWL_SRC_CORE_FWL_WIDGETIMP_H_
-#define XFA_SRC_FWL_SRC_CORE_FWL_WIDGETIMP_H_
+#ifndef XFA_SRC_FWL_CORE_FWL_WIDGETIMP_H_
+#define XFA_SRC_FWL_CORE_FWL_WIDGETIMP_H_
 
 #include "xfa/include/fwl/core/fwl_widget.h"
-#include "xfa/src/fwl/src/core/fwl_targetimp.h"
+#include "xfa/src/fwl/core/fwl_targetimp.h"
 
 class CFWL_NoteThreadImp;
 class CFWL_WidgetImpProperties;
@@ -159,4 +159,4 @@ class CFWL_WidgetImpDelegate : public IFWL_WidgetDelegate {
                        const CFX_Matrix* pMatrix = NULL) override;
 };
 
-#endif  // XFA_SRC_FWL_SRC_CORE_FWL_WIDGETIMP_H_
+#endif  // XFA_SRC_FWL_CORE_FWL_WIDGETIMP_H_