msvcr110: Add a missing function header.

dlls/msvcr110/msvcr110.c

@@ -40,6 +40,9 @@ BOOL WINAPI DllMain(HINSTANCE hdll, DWORD reason, LPVOID reserved)
     return TRUE;
 }
 
+/*********************************************************************
+ *  __crtSetUnhandledExceptionFilter (MSVCR110.@)
+ */
 LPTOP_LEVEL_EXCEPTION_FILTER CDECL MSVCR110__crtSetUnhandledExceptionFilter(LPTOP_LEVEL_EXCEPTION_FILTER filter)
 {
     return SetUnhandledExceptionFilter(filter);