Use override in more classes in fpdfsdk/

fpdfsdk/include/javascript/report.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_REPORT_H_
 #define FPDFSDK_INCLUDE_JAVASCRIPT_REPORT_H_
 
 #include "JS_Define.h"
 
 class Report : public CJS_EmbedObj {
  public:
   Report(CJS_Object* pJSObject);
-  virtual ~Report();
+  ~Report() override;
 
  public:
   FX_BOOL save(IFXJS_Context* cc,
                const CJS_Parameters& params,
                CJS_Value& vRet,
                CFX_WideString& sError);
   FX_BOOL writeText(IFXJS_Context* cc,
                     const CJS_Parameters& params,
                     CJS_Value& vRet,
                     CFX_WideString& sError);
 };
 
 class CJS_Report : public CJS_Object {
  public:
-  CJS_Report(JSFXObject pObject) : CJS_Object(pObject){};
-  virtual ~CJS_Report(){};
+  CJS_Report(JSFXObject pObject) : CJS_Object(pObject) {}
+  ~CJS_Report() override {}
 
  public:
   DECLARE_JS_CLASS(CJS_Report);
 
   JS_STATIC_METHOD(save, Report)
   JS_STATIC_METHOD(writeText, Report);
 };
 
 #endif  // FPDFSDK_INCLUDE_JAVASCRIPT_REPORT_H_