Remove FX_DWORD from fpdfsdk/ and testing/

fpdfsdk/fpdf_ext.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 "public/fpdf_ext.h"
 
 #include "core/fpdfapi/fpdf_parser/include/cpdf_array.h"
 #include "core/fpdfapi/fpdf_parser/include/cpdf_document.h"
@@ skipping 105 matching lines @@
         case 2:
           FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDFORM_FILESYSTEM);
           break;
         case 0:
           FPDF_UnSupportError(FPDF_UNSP_DOC_SHAREDFORM_EMAIL);
           break;
       }
     }
   }
 
-  FX_DWORD nCount = pElement->CountChildren();
+  uint32_t nCount = pElement->CountChildren();
   for (i = 0; i < (int)nCount; i++) {
     CXML_Element::ChildType childType = pElement->GetChildType(i);
     if (childType == CXML_Element::Element) {
       CXML_Element* pChild = pElement->GetElement(i);
       if (CheckSharedForm(pChild, cbName))
         return TRUE;
     }
   }
   return FALSE;
 }
 
-void CheckUnSupportError(CPDF_Document* pDoc, FX_DWORD err_code) {
+void CheckUnSupportError(CPDF_Document* pDoc, uint32_t err_code) {
   // Security
   if (err_code == FPDF_ERR_SECURITY) {
     FPDF_UnSupportError(FPDF_UNSP_DOC_SECURITY);
     return;
   }
   if (!pDoc)
     return;
 
   // Portfolios and Packages
   CPDF_Dictionary* pRootDict = pDoc->GetRoot();
@@ skipping 64 matching lines @@
     return PAGEMODE_USETHUMBS;
   if (strPageMode.EqualNoCase("FullScreen"))
     return PAGEMODE_FULLSCREEN;
   if (strPageMode.EqualNoCase("UseOC"))
     return PAGEMODE_USEOC;
   if (strPageMode.EqualNoCase("UseAttachments"))
     return PAGEMODE_USEATTACHMENTS;
 
   return PAGEMODE_UNKNOWN;
 }