Remove --experimental need on windows

IoT.js-DCO-1.0-Signed-off-by: Yonggang Luo [email protected]

Author: lygstate

CMakeLists.txt

@@ -186,10 +186,6 @@ elseif("${TARGET_OS}" STREQUAL "tizenrt")
   iotjs_add_compile_flags(-D__TIZENRT__ -Os -fno-strict-aliasing)
   iotjs_add_compile_flags(-fno-strength-reduce -fomit-frame-pointer)
 elseif("${TARGET_OS}" STREQUAL "windows")
-  message("Windows support is experimental!")
-  if(NOT EXPERIMENTAL)
-    message(FATAL_ERROR "Missing --experimental build option for Windows!")
-  endif()
 elseif("${TARGET_OS}" STREQUAL "openwrt")
   message("OpenWrt support is experimental!")
   if(NOT EXPERIMENTAL)