Remove FX_DWORD from core/ and delete definition

core/fpdfdoc/doc_ocg.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 "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
 #include "core/include/fpdfdoc/fpdf_doc.h"
 
 static int32_t FPDFDOC_OCG_FindGroup(const CPDF_Object* pObject,
                                      const CPDF_Dictionary* pGroupDict) {
   if (!pObject || !pGroupDict)
     return -1;
 
   if (const CPDF_Array* pArray = pObject->AsArray()) {
-    FX_DWORD dwCount = pArray->GetCount();
-    for (FX_DWORD i = 0; i < dwCount; i++) {
+    uint32_t dwCount = pArray->GetCount();
+    for (uint32_t i = 0; i < dwCount; i++) {
       if (pArray->GetDictAt(i) == pGroupDict)
         return i;
     }
     return -1;
   }
   return pObject->GetDict() == pGroupDict ? 0 : -1;
 }
 static FX_BOOL FPDFDOC_OCG_HasIntent(const CPDF_Dictionary* pDict,
                                      const CFX_ByteStringC& csElement,
                                      const CFX_ByteStringC& csDef = "") {
   CPDF_Object* pIntent = pDict->GetElementValue("Intent");
   if (!pIntent) {
     return csElement == csDef;
   }
   CFX_ByteString bsIntent;
   if (CPDF_Array* pArray = pIntent->AsArray()) {
-    FX_DWORD dwCount = pArray->GetCount();
-    for (FX_DWORD i = 0; i < dwCount; i++) {
+    uint32_t dwCount = pArray->GetCount();
+    for (uint32_t i = 0; i < dwCount; i++) {
       bsIntent = pArray->GetStringAt(i);
       if (bsIntent == "All" || bsIntent == csElement)
         return TRUE;
     }
     return FALSE;
   }
   bsIntent = pIntent->GetString();
   return bsIntent == "All" || bsIntent == csElement;
 }
 static CPDF_Dictionary* FPDFDOC_OCG_GetConfig(CPDF_Document* pDoc,
@@ skipping 228 matching lines @@
   }
   CFX_ByteString csType = pOCGDict->GetStringBy("Type", "OCG");
   if (csType == "OCG") {
     return GetOCGVisible(pOCGDict);
   }
   return LoadOCMDState(pOCGDict, FALSE);
 }
 void CPDF_OCContext::ResetOCContext() {
   m_OCGStates.clear();
 }