Remove FX_BOOL from fpdfsdk.

fpdfsdk/cpdfsdk_xfawidget.cpp

 // Copyright 2016 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 "fpdfsdk/cpdfsdk_xfawidget.h"
 
 #include "fpdfsdk/ipdfsdk_annothandler.h"
 #include "xfa/fxfa/xfa_ffwidget.h"
 
 CPDFSDK_XFAWidget::CPDFSDK_XFAWidget(CXFA_FFWidget* pAnnot,
                                      CPDFSDK_PageView* pPageView,
                                      CPDFSDK_InterForm* pInterForm)
     : CPDFSDK_Annot(pPageView),
       m_pInterForm(pInterForm),
       m_hXFAWidget(pAnnot) {}
 
-FX_BOOL CPDFSDK_XFAWidget::IsXFAField() {
-  return TRUE;
+bool CPDFSDK_XFAWidget::IsXFAField() {
+  return true;
 }
 
 CXFA_FFWidget* CPDFSDK_XFAWidget::GetXFAWidget() const {
   return m_hXFAWidget;
 }
 
 CPDF_Annot::Subtype CPDFSDK_XFAWidget::GetAnnotSubtype() const {
   return CPDF_Annot::Subtype::XFAWIDGET;
 }
 
 CFX_FloatRect CPDFSDK_XFAWidget::GetRect() const {
   CFX_RectF rcBBox;
   GetXFAWidget()->GetRect(rcBBox);
   return CFX_FloatRect(rcBBox.left, rcBBox.top, rcBBox.left + rcBBox.width,
                        rcBBox.top + rcBBox.height);
 }