Remove FX_BOOL from core/fpdfapi/font

core/fpdfapi/parser/cpdf_dictionary.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 "core/fpdfapi/parser/cpdf_dictionary.h"
 
 #include <set>
 #include <utility>
@@ skipping 144 matching lines @@
 }
 
 CFX_Matrix CPDF_Dictionary::GetMatrixFor(const CFX_ByteString& key) const {
   CFX_Matrix matrix;
   CPDF_Array* pArray = GetArrayFor(key);
   if (pArray)
     matrix = pArray->GetMatrix();
   return matrix;
 }
 
-FX_BOOL CPDF_Dictionary::KeyExist(const CFX_ByteString& key) const {
+bool CPDF_Dictionary::KeyExist(const CFX_ByteString& key) const {
   return pdfium::ContainsKey(m_Map, key);
 }
 
 bool CPDF_Dictionary::IsSignatureDict() const {
   CPDF_Object* pType = GetDirectObjectFor("Type");
   if (!pType)
     pType = GetDirectObjectFor("FT");
   return pType && pType->GetString() == "Sig";
 }
 
@@ skipping 90 matching lines @@
   pArray->AddNumber(matrix.c);
   pArray->AddNumber(matrix.d);
   pArray->AddNumber(matrix.e);
   pArray->AddNumber(matrix.f);
   SetFor(key, pArray);
 }
 
 CFX_ByteString CPDF_Dictionary::MaybeIntern(const CFX_ByteString& str) {
   return m_pPool ? m_pPool->Intern(str) : str;
 }