Fix small mistake in previous commit (fixing aliases for commands that
take raw input).

llvm-svn: 116760
diff --git a/lldb/source/Interpreter/CommandInterpreter.cpp b/lldb/source/Interpreter/CommandInterpreter.cpp
index bb2adeb..2258ca2 100644
--- a/lldb/source/Interpreter/CommandInterpreter.cpp
+++ b/lldb/source/Interpreter/CommandInterpreter.cpp
@@ -555,7 +555,7 @@
                         if (command_args.GetCommandString (aliased_cmd_str))
                         {
                             command_line = aliased_cmd_str.c_str();
-                            command_cstr = command_obj->GetCommandName();
+                            command_cstr = command_args.GetArgumentAtIndex (0);
                         }
                     }
                 }