Upgraded the rest of Time.

Change-Id: I0ee083837e51d8f74a798b7ba14a3b6bb3859f35
diff --git a/aos/common/controls/control_loop-tmpl.h b/aos/common/controls/control_loop-tmpl.h
index 81b5d20..474c5ce 100644
--- a/aos/common/controls/control_loop-tmpl.h
+++ b/aos/common/controls/control_loop-tmpl.h
@@ -63,8 +63,7 @@
       // If the driver's station reports being disabled, we're probably not
       // actually going to send motor values regardless of what the FPGA
       // reports.
-      last_pwm_sent_ = monotonic_clock::time_point(
-          ::std::chrono::nanoseconds(::aos::robot_state->sent_time.ToNSec()));
+      last_pwm_sent_ = ::aos::robot_state->sent_time;
     }
   }