Remove FX_BOOL from xfa.

xfa/fxfa/parser/cxfa_layoutitem.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 "xfa/fxfa/parser/cxfa_layoutitem.h"
 
 #include "xfa/fxfa/app/xfa_ffnotify.h"
 #include "xfa/fxfa/parser/cxfa_containerlayoutitem.h"
@@ skipping 14 matching lines @@
   }
 
   pNotify->OnLayoutItemRemoving(pDocLayout, pLayoutItem);
   if (pLayoutItem->m_pFormNode->GetElementType() == XFA_Element::PageArea) {
     pNotify->OnPageEvent(static_cast<CXFA_ContainerLayoutItem*>(pLayoutItem),
                          XFA_PAGEVIEWEVENT_PostRemoved);
   }
   delete pLayoutItem;
 }
 
-CXFA_LayoutItem::CXFA_LayoutItem(CXFA_Node* pNode, FX_BOOL bIsContentLayoutItem)
+CXFA_LayoutItem::CXFA_LayoutItem(CXFA_Node* pNode, bool bIsContentLayoutItem)
     : m_pFormNode(pNode),
       m_pParent(nullptr),
       m_pNextSibling(nullptr),
       m_pFirstChild(nullptr),
       m_bIsContentLayoutItem(bIsContentLayoutItem) {}
 
 CXFA_LayoutItem::~CXFA_LayoutItem() {}
 
 CXFA_ContainerLayoutItem* CXFA_LayoutItem::AsContainerLayoutItem() {
   return IsContainerLayoutItem() ? static_cast<CXFA_ContainerLayoutItem*>(this)
                                  : nullptr;
 }
 CXFA_ContentLayoutItem* CXFA_LayoutItem::AsContentLayoutItem() {
   return IsContentLayoutItem() ? static_cast<CXFA_ContentLayoutItem*>(this)
                                : nullptr;
 }