WIP: always enable -Ztime-passes

Author: Kobzol

compiler/rustc_session/src/session.rs

@@ -1121,10 +1121,7 @@ pub fn build_session(
         Arc::new(SearchPath::from_sysroot_and_triple(&sysroot, target_triple))
     };
 
-    let prof = SelfProfilerRef::new(
-        self_profiler,
-        sopts.unstable_opts.time_passes.then(|| sopts.unstable_opts.time_passes_format),
-    );
+    let prof = SelfProfilerRef::new(self_profiler, Some(sopts.unstable_opts.time_passes_format));
 
     let ctfe_backtrace = Lock::new(match env::var("RUSTC_CTFE_BACKTRACE") {
         Ok(ref val) if val == "immediate" => CtfeBacktrace::Immediate,