Revert "Windows: Add support for unicode command lines"

This is causing MinGW bots to fail.
This reverts commit r192069.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@192070 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/cmake/modules/TableGen.cmake b/cmake/modules/TableGen.cmake
index c17e67e..bbd6339 100644
--- a/cmake/modules/TableGen.cmake
+++ b/cmake/modules/TableGen.cmake
@@ -128,7 +128,7 @@
   endif()
 
   if( MINGW )
-    target_link_libraries(${target} imagehlp psapi shell32)
+    target_link_libraries(${target} imagehlp psapi)
     if(CMAKE_SIZEOF_VOID_P MATCHES "8")
       set_target_properties(${target} PROPERTIES LINK_FLAGS -Wl,--stack,16777216)
     endif(CMAKE_SIZEOF_VOID_P MATCHES "8")