[sysprof] profiler: reset timer when starting

[Christian Hergert <chergert src gnome org>]

commit 89e75fae2d54c2baad94d90060bee349e80b9994
Author: Christian Hergert <chergert redhat com>
Date:   Thu Apr 14 05:39:49 2016 -0700

    profiler: reset timer when starting
    
    If we reuse the profiler instance (not convinced this is a good idea yet)
    then we could have a nonzero elapsed time. Reset it immediately so that
    the UI doesn't jitter between the previous value and 00:00.

 lib/sp-local-profiler.c |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/lib/sp-local-profiler.c b/lib/sp-local-profiler.c
index f3ca162..59cd5f1 100644
--- a/lib/sp-local-profiler.c
+++ b/lib/sp-local-profiler.c
@@ -459,6 +459,9 @@ sp_local_profiler_start (SpProfiler *profiler)
   g_return_if_fail (priv->is_stopping == FALSE);
   g_return_if_fail (priv->is_starting == FALSE);
 
+  g_clear_pointer (&priv->timer, g_timer_destroy);
+  g_object_notify (G_OBJECT (self), "elapsed");
+
   if (priv->writer == NULL)
     {
       SpCaptureWriter *writer;