Use override in more classes in fpdfsdk/

fpdfsdk/include/javascript/Document.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_DOCUMENT_H_
 #define FPDFSDK_INCLUDE_JAVASCRIPT_DOCUMENT_H_
 
 #include "JS_Define.h"
 
 class PrintParamsObj : public CJS_EmbedObj {
  public:
   PrintParamsObj(CJS_Object* pJSObject);
-  virtual ~PrintParamsObj() {}
+  ~PrintParamsObj() override {}
 
  public:
   FX_BOOL bUI;
   int nStart;
   int nEnd;
   FX_BOOL bSilent;
   FX_BOOL bShrinkToFit;
   FX_BOOL bPrintAsImage;
   FX_BOOL bReverse;
   FX_BOOL bAnnotations;
 };
 
 class CJS_PrintParamsObj : public CJS_Object {
  public:
   CJS_PrintParamsObj(JSFXObject pObject) : CJS_Object(pObject) {}
-  virtual ~CJS_PrintParamsObj() {}
+  ~CJS_PrintParamsObj() override {}
 
   DECLARE_JS_CLASS(CJS_PrintParamsObj);
 };
 
 class Icon;
 class Field;
 
 struct IconElement {
   IconElement() : IconName(L""), NextIcon(NULL), IconStream(NULL) {}
   virtual ~IconElement() {}
@@ skipping 20 matching lines @@
   int m_iLength;
 };
 
 struct CJS_DelayData;
 struct CJS_DelayAnnot;
 struct CJS_AnnotObj;
 
 class Document : public CJS_EmbedObj {
  public:
   Document(CJS_Object* pJSObject);
-  virtual ~Document();
+  ~Document() override;
 
  public:
   FX_BOOL ADBE(IFXJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError);
   FX_BOOL author(IFXJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError);
   FX_BOOL baseURL(IFXJS_Context* cc, CJS_PropValue& vp, CFX_WideString& sError);
   FX_BOOL bookmarkRoot(IFXJS_Context* cc,
                        CJS_PropValue& vp,
                        CFX_WideString& sError);
   FX_BOOL calculate(IFXJS_Context* cc,
                     CJS_PropValue& vp,
@@ skipping 232 matching lines @@
   IconTree* m_pIconTree;
   CPDFSDK_Document* m_pDocument;
   CFX_WideString m_cwBaseURL;
   bool m_bDelay;
   CFX_ArrayTemplate<CJS_DelayData*> m_DelayData;
   CFX_ArrayTemplate<CJS_AnnotObj*> m_DelayAnnotData;
 };
 
 class CJS_Document : public CJS_Object {
  public:
-  CJS_Document(JSFXObject pObject) : CJS_Object(pObject){};
-  virtual ~CJS_Document(){};
+  explicit CJS_Document(JSFXObject pObject) : CJS_Object(pObject) {}
+  ~CJS_Document() override {}
 
-  virtual FX_BOOL InitInstance(IFXJS_Context* cc);
+  // CJS_Object
+  FX_BOOL InitInstance(IFXJS_Context* cc) override;
 
   DECLARE_JS_CLASS(CJS_Document);
 
   JS_STATIC_PROP(ADBE, Document);
   JS_STATIC_PROP(author, Document);
   JS_STATIC_PROP(baseURL, Document);
   JS_STATIC_PROP(bookmarkRoot, Document);
   JS_STATIC_PROP(calculate, Document);
   JS_STATIC_PROP(Collab, Document);
   JS_STATIC_PROP(creationDate, Document);
@@ skipping 58 matching lines @@
   JS_STATIC_METHOD(removeField, Document);
   JS_STATIC_METHOD(replacePages, Document);
   JS_STATIC_METHOD(removeIcon, Document);
   JS_STATIC_METHOD(resetForm, Document);
   JS_STATIC_METHOD(saveAs, Document);
   JS_STATIC_METHOD(submitForm, Document);
   JS_STATIC_METHOD(mailDoc, Document);
 };
 
 #endif  // FPDFSDK_INCLUDE_JAVASCRIPT_DOCUMENT_H_