Convert CommandObject constructors to StringRef.

llvm-svn: 283384
diff --git a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
index 6302dfd..c9d5b11 100644
--- a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
@@ -5058,8 +5058,7 @@
                          "and print the response."
                          "The argument passed to this command will be hex "
                          "encoded into a valid 'qRcmd' packet, sent and the "
-                         "response will be printed.",
-                         NULL) {}
+                         "response will be printed.") {}
 
   ~CommandObjectProcessGDBRemotePacketMonitor() {}