Index: src/ch/ch.h
===================================================================
diff -u -N -r33b33baa373533d0cff8ea5d25154b370f2b2e05 -r1c366a50e84393bce67e50dcccc4fc5ff147db27
--- src/ch/ch.h	(.../ch.h)	(revision 33b33baa373533d0cff8ea5d25154b370f2b2e05)
+++ src/ch/ch.h	(.../ch.h)	(revision 1c366a50e84393bce67e50dcccc4fc5ff147db27)
@@ -37,10 +37,6 @@
 	BOOL InitInstance() override;
 	int ExitInstance() override;
 
-	void HtmlHelp(DWORD_PTR dwData, UINT nCmd) override;
-
-	PCTSTR GetHelpPath() const { return m_pszHelpFilePath; }
-
 	static int MsgBox(UINT uiID, UINT nType=MB_OK, UINT nIDHelp=0);
 
 	friend CCopyHandlerApp& GetApplication();
@@ -60,9 +56,6 @@
 	const TCommandLineParser& GetCommandLine() const { return m_cmdLineParser; }
 
 protected:
-	bool UpdateHelpPaths();
-	HWND HHelp(HWND hwndCaller, LPCTSTR pszFile, UINT uCommand, DWORD_PTR dwData);
-
 	void InitShellExtension();
 	bool ParseCommandLine();