std: Clean out old unstable + deprecated APIs

These should all have been deprecated for at least one cycle, so this commit
cleans them all out.

1 files changed, 0 insertions, 20 deletions

diff --git a/src/libstd/sys/unix/ext/process.rs b/src/libstd/sys/unix/ext/process.rs
index b0fed2f4694..430ec5f94a6 100644
--- a/src/libstd/sys/unix/ext/process.rs
+++ b/src/libstd/sys/unix/ext/process.rs
@@ -34,21 +34,6 @@ pub trait CommandExt {
     #[stable(feature = "rust1", since = "1.0.0")]
     fn gid(&mut self, id: u32) -> &mut process::Command;
 
-    /// Create a new session (cf. `setsid(2)`) for the child process. This means
-    /// that the child is the leader of a new process group. The parent process
-    /// remains the child reaper of the new process.
-    ///
-    /// This is not enough to create a daemon process. The *init* process should
-    /// be the child reaper of a daemon. This can be achieved if the parent
-    /// process exit. Moreover, a daemon should not have a controlling terminal.
-    /// To achieve this, a session leader (the child) must spawn another process
-    /// (the daemon) in the same session.
-    #[unstable(feature = "process_session_leader", reason = "recently added",
-               issue = "27811")]
-    #[rustc_deprecated(reason = "use `before_exec` instead",
-                       since = "1.9.0")]
-    fn session_leader(&mut self, on: bool) -> &mut process::Command;
-
     /// Schedules a closure to be run just before the `exec` function is
     /// invoked.
     ///
@@ -112,11 +97,6 @@ impl CommandExt for process::Command {
         self
     }
 
-    fn session_leader(&mut self, on: bool) -> &mut process::Command {
-        self.as_inner_mut().session_leader(on);
-        self
-    }
-
     fn before_exec<F>(&mut self, f: F) -> &mut process::Command
         where F: FnMut() -> io::Result<()> + Send + Sync + 'static
     {