Tidy ifdefs in fpdfsdk.

fpdfsdk/include/javascript/IJavaScript.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_JAVASCRIPT_IJAVASCRIPT_H_
 #define FPDFSDK_INCLUDE_JAVASCRIPT_IJAVASCRIPT_H_
 
+#include "core/include/fxcrt/fx_string.h"
+#include "core/include/fxcrt/fx_system.h"
+
 #ifdef PDF_ENABLE_XFA
 #include "../../../xfa/include/fxjse/fxjse.h"
-#endif
-#include "core/include/fxcrt/fx_string.h"
-#include "core/include/fxcrt/fx_system.h"
+#endif  // PDF_ENABLE_XFA
 
 class CPDFDoc_Environment;
 class CPDFSDK_Annot;
 class CPDFSDK_Document;
 class CPDF_Bookmark;
 class CPDF_FormField;
 
 // Records the details of an event and triggers JS execution for it.
 class IJS_Context {
  public:
@@ skipping 124 matching lines @@
   virtual CPDFSDK_Document* GetReaderDocument() = 0;
   virtual int Execute(IJS_Context* cc,
                       const wchar_t* script,
                       CFX_WideString* info) = 0;
 
 #ifdef PDF_ENABLE_XFA
   virtual FX_BOOL GetHValueByName(const CFX_ByteStringC& utf8Name,
                                   FXJSE_HVALUE hValue) = 0;
   virtual FX_BOOL SetHValueByName(const CFX_ByteStringC& utf8Name,
                                   FXJSE_HVALUE hValue) = 0;
+#endif  // PDF_ENABLE_XFA
 
-#endif
  protected:
   IJS_Runtime() {}
 };
 
 #endif  // FPDFSDK_INCLUDE_JAVASCRIPT_IJAVASCRIPT_H_