Remove extraneous xfa/src/fwl/src include/ directories.

BUILD.gn

 # Copyright 2016 The Chromium Authors. All rights reserved.
 # Use of this source code is governed by a BSD-style license that can be
 # found in the LICENSE file.
 
 import("//build_overrides/v8.gni")
 import("//testing/test.gni")
 import("pdfium.gni")
 
 config("pdfium_config") {
   cflags = []
@@ skipping 913 matching lines @@
       "xfa/src/fgas/src/layout/fx_unicode.cpp",
       "xfa/src/fgas/src/layout/fx_unicode.h",
       "xfa/src/fgas/src/localization/fx_datetime.cpp",
       "xfa/src/fgas/src/localization/fx_locale.cpp",
       "xfa/src/fgas/src/localization/fx_localeimp.h",
       "xfa/src/fgas/src/localization/fx_localemgr.cpp",
       "xfa/src/fgas/src/localization/fx_localemgr.h",
       "xfa/src/fgas/src/xml/fx_sax_imp.cpp",
       "xfa/src/fgas/src/xml/fx_sax_imp.h",
       "xfa/src/fwl/src/basewidget/fwl_barcodeimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_barcodeimp.h",
       "xfa/src/fwl/src/basewidget/fwl_caretimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_caretimp.h",
       "xfa/src/fwl/src/basewidget/fwl_checkboximp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_checkboximp.h",
       "xfa/src/fwl/src/basewidget/fwl_comboboximp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_comboboximp.h",
       "xfa/src/fwl/src/basewidget/fwl_datetimepickerimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_datetimepickerimp.h",
       "xfa/src/fwl/src/basewidget/fwl_editimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_editimp.h",
       "xfa/src/fwl/src/basewidget/fwl_formproxyimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_formproxyimp.h",
       "xfa/src/fwl/src/basewidget/fwl_listboximp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_listboximp.h",
       "xfa/src/fwl/src/basewidget/fwl_monthcalendarimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_monthcalendarimp.h",
       "xfa/src/fwl/src/basewidget/fwl_pictureboximp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_pictureboximp.h",
       "xfa/src/fwl/src/basewidget/fwl_pushbuttonimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_pushbuttonimp.h",
       "xfa/src/fwl/src/basewidget/fwl_scrollbarimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_scrollbarimp.h",
       "xfa/src/fwl/src/basewidget/fwl_spinbuttonimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_spinbuttonimp.h",
       "xfa/src/fwl/src/basewidget/fwl_tooltipctrlimp.cpp",
+      "xfa/src/fwl/src/basewidget/fwl_tooltipctrlimp.h",
       "xfa/src/fwl/src/basewidget/fxmath_barcodeimp.cpp",
-      "xfa/src/fwl/src/basewidget/include/fwl_barcodeimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_caretimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_checkboximp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_comboboximp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_datetimepickerimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_editimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_formproxyimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_listboximp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_monthcalendarimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_pictureboximp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_pushbuttonimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_scrollbarimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_spinbuttonimp.h",
-      "xfa/src/fwl/src/basewidget/include/fwl_tooltipctrlimp.h",
-      "xfa/src/fwl/src/basewidget/include/fxmath_barcodeimp.h",
+      "xfa/src/fwl/src/basewidget/fxmath_barcodeimp.h",
       "xfa/src/fwl/src/core/fwl_appimp.cpp",
+      "xfa/src/fwl/src/core/fwl_appimp.h",
       "xfa/src/fwl/src/core/fwl_contentimp.cpp",
+      "xfa/src/fwl/src/core/fwl_contentimp.h",
       "xfa/src/fwl/src/core/fwl_formimp.cpp",
+      "xfa/src/fwl/src/core/fwl_formimp.h",
       "xfa/src/fwl/src/core/fwl_gridimp.cpp",
+      "xfa/src/fwl/src/core/fwl_gridimp.h",
       "xfa/src/fwl/src/core/fwl_noteimp.cpp",
+      "xfa/src/fwl/src/core/fwl_noteimp.h",
       "xfa/src/fwl/src/core/fwl_panelimp.cpp",
+      "xfa/src/fwl/src/core/fwl_panelimp.h",
       "xfa/src/fwl/src/core/fwl_sdadapterimp.cpp",
       "xfa/src/fwl/src/core/fwl_targetimp.cpp",
+      "xfa/src/fwl/src/core/fwl_targetimp.h",
       "xfa/src/fwl/src/core/fwl_threadimp.cpp",
+      "xfa/src/fwl/src/core/fwl_threadimp.h",
       "xfa/src/fwl/src/core/fwl_timerimp.cpp",
       "xfa/src/fwl/src/core/fwl_widgetimp.cpp",
+      "xfa/src/fwl/src/core/fwl_widgetimp.h",
       "xfa/src/fwl/src/core/fwl_widgetmgrimp.cpp",
-      "xfa/src/fwl/src/core/include/fwl_appimp.h",
-      "xfa/src/fwl/src/core/include/fwl_contentimp.h",
-      "xfa/src/fwl/src/core/include/fwl_formimp.h",
-      "xfa/src/fwl/src/core/include/fwl_gridimp.h",
-      "xfa/src/fwl/src/core/include/fwl_noteimp.h",
-      "xfa/src/fwl/src/core/include/fwl_panelimp.h",
-      "xfa/src/fwl/src/core/include/fwl_targetimp.h",
-      "xfa/src/fwl/src/core/include/fwl_threadimp.h",
-      "xfa/src/fwl/src/core/include/fwl_widgetimp.h",
-      "xfa/src/fwl/src/core/include/fwl_widgetmgrimp.h",
+      "xfa/src/fwl/src/core/fwl_widgetmgrimp.h",
       "xfa/src/fwl/src/lightwidget/app.cpp",
       "xfa/src/fwl/src/lightwidget/barcode.cpp",
       "xfa/src/fwl/src/lightwidget/caret.cpp",
       "xfa/src/fwl/src/lightwidget/checkbox.cpp",
       "xfa/src/fwl/src/lightwidget/combobox.cpp",
       "xfa/src/fwl/src/lightwidget/datetimepicker.cpp",
       "xfa/src/fwl/src/lightwidget/edit.cpp",
       "xfa/src/fwl/src/lightwidget/listbox.cpp",
       "xfa/src/fwl/src/lightwidget/picturebox.cpp",
       "xfa/src/fwl/src/lightwidget/pushbutton.cpp",
@@ skipping 498 matching lines @@
       "//v8:v8_libplatform",
     ]
     include_dirs += [
       "//v8",
       "//v8/include",
     ]
     configs += [ "//v8:external_startup_data" ]
   }
   configs += [ ":pdfium_config" ]
 }