File list (Check if you may need any files):
WinHttp\Demo\HTTPDemo.dpr
.......\....\HTTPDemo.dproj
.......\....\HTTPDemo.dproj.local
.......\....\HTTPDemo.exe
.......\....\HTTPDemo.identcache
.......\....\HTTPDemo.res
.......\....\Unit1.dcu
.......\....\Unit1.dfm
.......\....\Unit1.pas
.......\....\__history\Unit1.dfm.~10~
.......\....\.........\Unit1.dfm.~11~
.......\....\.........\Unit1.dfm.~2~
.......\....\.........\Unit1.dfm.~3~
.......\....\.........\Unit1.dfm.~4~
.......\....\.........\Unit1.dfm.~5~
.......\....\.........\Unit1.dfm.~6~
.......\....\.........\Unit1.dfm.~7~
.......\....\.........\Unit1.dfm.~8~
.......\....\.........\Unit1.dfm.~9~
.......\....\.........\Unit1.pas.~10~
.......\....\.........\Unit1.pas.~11~
.......\....\.........\Unit1.pas.~12~
.......\....\.........\Unit1.pas.~13~
.......\....\.........\Unit1.pas.~4~
.......\....\.........\Unit1.pas.~5~
.......\....\.........\Unit1.pas.~6~
.......\....\.........\Unit1.pas.~7~
.......\....\.........\Unit1.pas.~8~
.......\....\.........\Unit1.pas.~9~
.......\file_id.diz
.......\Sources\adler.dcu
.......\.......\adler.hpp
.......\.......\crc.dcu
.......\.......\crc.hpp
.......\.......\gunzip.dcu
.......\.......\gunzip.hpp
.......\.......\gunzip.pas
.......\.......\infblock.dcu
.......\.......\infblock.hpp
.......\.......\infcodes.dcu
.......\.......\infcodes.hpp
.......\.......\inffast.dcu
.......\.......\inffast.hpp
.......\.......\inftrees.dcu
.......\.......\inftrees.hpp
.......\.......\infutil.dcu
.......\.......\infutil.hpp
.......\.......\WinHTTP.dcu
.......\.......\WinHTTP.hpp
.......\.......\WinHTTP.pas
.......\.......\WinHTTPBDS2006.bdsproj
.......\.......\WinHTTPBDS2006.bpi
.......\.......\WinHTTPBDS2006.bpl
.......\.......\WinHTTPBDS2006.cpp
.......\.......\WinHTTPBDS2006.dcp
.......\.......\WinHTTPBDS2006.dcu
.......\.......\WinHTTPBDS2006.dpk
.......\.......\WinHTTPBDS2006.dproj
.......\.......\WinHTTPBDS2006.dproj.local
.......\.......\WinHTTPBDS2006.hpp
.......\.......\WinHTTPBDS2006.identcache
.......\.......\WinHTTPBDS2006.lib
.......\.......\WinHTTPBDS2006.res
.......\.......\WinHTTPBDS2006.~bpl
.......\.......\WinHTTPBDS2006CBuilder.bdsproj
.......\.......\WinHTTPCB3.bpk
.......\.......\WinHTTPCB3.cpp
.......\.......\WinHTTPCB3.res
.......\.......\WinHTTPCB4.bpk
.......\.......\WinHTTPCB4.cpp
.......\.......\WinHTTPCB4.res
.......\.......\WinHTTPCB5.bpk
.......\.......\WinHTTPCB5.cpp
.......\.......\WinHTTPCB5.res
.......\.......\WinHTTPCB6.bpk
.......\.......\WinHTTPCB6.cpp
.......\.......\WinHTTPCB6.res
.......\.......\WinHTTPD2005.dpk
.......\.......\WinHTTPD2005.dproj
.......\.......\WinHTTPD2005.dproj.local
.......\.......\WinHTTPD2005.identcache
.......\.......\WinHTTPD2005.res
.......\.......\WinHTTPD3.dpk
.......\.......\WinHTTPD3.res
.......\.......\WinHTTPD4.dpk
.......\.......\WinHTTPD4.res
.......\.......\WinHTTPD5.dpk
.......\.......\WinHTTPD5.res
.......\.......\WinHTTPD6.dpk
.......\.......\WinHTTPD6.res
.......\.......\WinHTTPD7.bpl
.......\.......\WinHTTPD7.dcp
.......\.......\WinHTTPD7.dcu
.......\.......\WinHTTPD7.dpk
.......\.......\WinHTTPD7.dproj
.......\.......\WinHTTPD7.dproj.local
.......\.......\WinHTTPD7.identcache
.......\.......\WinHTTPD7.res
.......\.......\WinHTTPD7.~bpl
.......\.......\WinHTTPDefines.inc