Move PseudoTerminal to the lldb_private namespace

lldb_utility doesn't make sense, as it is no longer even living in the
"utility" module.

llvm-svn: 320346
diff --git a/lldb/source/Plugins/Process/Darwin/DarwinProcessLauncher.cpp b/lldb/source/Plugins/Process/Darwin/DarwinProcessLauncher.cpp
index c6daf6c..6b3d5f6 100644
--- a/lldb/source/Plugins/Process/Darwin/DarwinProcessLauncher.cpp
+++ b/lldb/source/Plugins/Process/Darwin/DarwinProcessLauncher.cpp
@@ -144,7 +144,7 @@
   // Use a fork that ties the child process's stdin/out/err to a pseudo
   // terminal so we can read it in our MachProcess::STDIOThread
   // as unbuffered io.
-  lldb_utility::PseudoTerminal pty;
+  PseudoTerminal pty;
   char fork_error[256];
   memset(fork_error, 0, sizeof(fork_error));
   *pid = static_cast<::pid_t>(pty.Fork(fork_error, sizeof(fork_error)));
diff --git a/lldb/source/Plugins/Process/FreeBSD/ProcessMonitor.cpp b/lldb/source/Plugins/Process/FreeBSD/ProcessMonitor.cpp
index 6291d09..bd06fa2 100644
--- a/lldb/source/Plugins/Process/FreeBSD/ProcessMonitor.cpp
+++ b/lldb/source/Plugins/Process/FreeBSD/ProcessMonitor.cpp
@@ -843,7 +843,7 @@
   const FileSpec &stderr_file_spec = args->m_stderr_file_spec;
   const FileSpec &working_dir = args->m_working_dir;
 
-  lldb_utility::PseudoTerminal terminal;
+  PseudoTerminal terminal;
   const size_t err_len = 1024;
   char err_str[err_len];
   ::pid_t pid;
diff --git a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
index 5b2d084..35d02c1 100644
--- a/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
+++ b/lldb/source/Plugins/Process/gdb-remote/ProcessGDBRemote.cpp
@@ -817,7 +817,7 @@
   if (object_file) {
     error = EstablishConnectionIfNeeded(launch_info);
     if (error.Success()) {
-      lldb_utility::PseudoTerminal pty;
+      PseudoTerminal pty;
       const bool disable_stdio = (launch_flags & eLaunchFlagDisableSTDIO) != 0;
 
       PlatformSP platform_sp(GetTarget().GetPlatform());
@@ -946,8 +946,7 @@
         SetPrivateState(SetThreadStopInfo(response));
 
         if (!disable_stdio) {
-          if (pty.GetMasterFileDescriptor() !=
-              lldb_utility::PseudoTerminal::invalid_fd)
+          if (pty.GetMasterFileDescriptor() != PseudoTerminal::invalid_fd)
             SetSTDIOFileDescriptor(pty.ReleaseMasterFileDescriptor());
         }
       }