Replace old "CurrentThread" calls with equivalent "SelectedThread" calls.

llvm-svn: 122834
diff --git a/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp b/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
index 22b65e1..0b47fc7 100644
--- a/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
+++ b/lldb/source/Plugins/Process/Linux/ProcessMonitor.cpp
@@ -651,7 +651,7 @@
     // current.
     inferior.reset(new LinuxThread(process, pid));
     process.GetThreadList().AddThread(inferior);
-    process.GetThreadList().SetCurrentThreadByID(pid);
+    process.GetThreadList().SetSelectedThreadByID(pid);
 
     // Let our process instance know the thread has stopped.
     process.SendMessage(ProcessMessage::Trace(pid));