Re-enabling a warning in MSVC mode now that r187292 fixed the only in…

…stance of the warning.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@187293 91177308-0d34-0410-b5e6-96231b3b80d8

cmake/modules/HandleLLVMOptions.cmake

@@ -176,7 +176,6 @@ if( MSVC )
     -wd4351 # Suppress 'new behavior: elements of array 'array' will be default initialized'
     -wd4355 # Suppress ''this' : used in base member initializer list'
     -wd4503 # Suppress ''identifier' : decorated name length exceeded, name was truncated'
-    -wd4551 # Suppress 'function call missing argument list'
     -wd4624 # Suppress ''derived class' : destructor could not be generated because a base class destructor is inaccessible'
     -wd4800 # Suppress ''type' : forcing value to bool 'true' or 'false' (performance warning)'