Change CPDF_Boolean to use bool instead of FX_BOOL.

core/fpdfdoc/doc_utils.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 <algorithm>
 #include <vector>
 
 #include "core/fpdfapi/fpdf_font/include/cpdf_font.h"
@@ skipping 698 matching lines @@
   if (pA) {
     uint32_t dwCount = pA->GetCount();
     if (dwCount > 0) {
       fLeft = pA->GetNumberAt(0);
     }
     if (dwCount > 1) {
       fBottom = pA->GetNumberAt(1);
     }
   }
 }
-FX_BOOL CPDF_IconFit::GetFittingBounds() {
-  if (!m_pDict) {
-    return FALSE;
-  }
-  return m_pDict->GetBooleanBy("FB");
+
+bool CPDF_IconFit::GetFittingBounds() {
+  return m_pDict ? m_pDict->GetBooleanBy("FB") : false;
 }
 
 std::vector<bool> SaveCheckedFieldStatus(CPDF_FormField* pField) {
   std::vector<bool> result;
   int iCount = pField->CountControls();
   for (int i = 0; i < iCount; ++i) {
     if (CPDF_FormControl* pControl = pField->GetControl(i))
       result.push_back(pControl->IsChecked());
   }
   return result;
@@ skipping 11 matching lines @@
   CPDF_Object* pAttr = pFieldDict->GetDirectObjectBy(name);
   if (pAttr) {
     return pAttr;
   }
   CPDF_Dictionary* pParent = pFieldDict->GetDictBy("Parent");
   if (!pParent) {
     return NULL;
   }
   return FPDF_GetFieldAttr(pParent, name, nLevel + 1);
 }