Remove FX_DWORD from fpdfsdk/ and testing/

fpdfsdk/include/fpdfxfa/fpdfxfa_app.h

 // 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
 
 #ifndef FPDFSDK_INCLUDE_FPDFXFA_FPDFXFA_APP_H_
 #define FPDFSDK_INCLUDE_FPDFXFA_FPDFXFA_APP_H_
 
 #include "xfa/include/fxfa/fxfa.h"
@@ skipping 32 matching lines @@
   void GetVersion(CFX_WideString& wsVersion) override;
   void GetFoxitVersion(CFX_WideString& wsFoxitVersion) override {
     wsFoxitVersion = L"7.0";
   }
 
   void GetAppName(CFX_WideString& wsName) override;
   void GetFoxitAppName(CFX_WideString& wsFoxitName) override {
     wsFoxitName = L"Foxit";
   }
 
-  void Beep(FX_DWORD dwType) override;
+  void Beep(uint32_t dwType) override;
   int32_t MsgBox(const CFX_WideStringC& wsMessage,
                  const CFX_WideStringC& wsTitle,
-                 FX_DWORD dwIconType,
-                 FX_DWORD dwButtonType) override;
+                 uint32_t dwIconType,
+                 uint32_t dwButtonType) override;
   void Response(CFX_WideString& wsAnswer,
                 const CFX_WideStringC& wsQuestion,
                 const CFX_WideStringC& wsTitle,
                 const CFX_WideStringC& wsDefaultAnswer,
                 FX_BOOL bMark) override;
 
   int32_t GetDocumentCountInBatch() override;
   int32_t GetCurDocumentInBatch() override;
 
   IFX_FileRead* DownloadURL(const CFX_WideStringC& wsURL) override;
@@ skipping 22 matching lines @@
   FX_BOOL m_bJavaScriptInitialized;
   IXFA_App* m_pXFAApp;
   IXFA_FontMgr* m_pFontMgr;
   FXJSE_HRUNTIME m_hJSERuntime;
   IFXJS_Runtime* m_pJSRuntime;
   CFX_WideString m_csAppType;
   bool m_bOwnedRuntime;
 };
 
 #endif  // FPDFSDK_INCLUDE_FPDFXFA_FPDFXFA_APP_H_