Change CreateTarget and dependents to accept StringRef.

llvm-svn: 287376
diff --git a/lldb/source/Commands/CommandObjectProcess.cpp b/lldb/source/Commands/CommandObjectProcess.cpp
index 144ba3f..fd3795e 100644
--- a/lldb/source/Commands/CommandObjectProcess.cpp
+++ b/lldb/source/Commands/CommandObjectProcess.cpp
@@ -472,7 +472,7 @@
       Error error;
 
       error = m_interpreter.GetDebugger().GetTargetList().CreateTarget(
-          m_interpreter.GetDebugger(), nullptr, nullptr, false,
+          m_interpreter.GetDebugger(), "", "", false,
           nullptr, // No platform options
           new_target_sp);
       target = new_target_sp.get();