[rhythmbox] source-toolbar: clear search text properly

[Jonathan Matthew <jmatthew src gnome org>]

commit 0c3bb4cecd55935b27f496aa9cf331878a174be1
Author: Jonathan Matthew <jonathan d14n org>
Date:   Sun Oct 16 15:59:33 2016 +1000

    source-toolbar: clear search text properly
    
    The toolbar remembers the search text so it can support incremental
    searches.  To do this properly it needs to forget its idea of the
    search text when the search entry is cleared.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=772997

 widgets/rb-source-toolbar.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/widgets/rb-source-toolbar.c b/widgets/rb-source-toolbar.c
index 45516ad..50fe9dd 100644
--- a/widgets/rb-source-toolbar.c
+++ b/widgets/rb-source-toolbar.c
@@ -382,4 +382,6 @@ rb_source_toolbar_clear_search_entry (RBSourceToolbar *toolbar)
 {
        g_assert (toolbar->priv->search_entry != NULL);
        rb_search_entry_clear (toolbar->priv->search_entry);
+       g_free (toolbar->priv->search_text);
+       toolbar->priv->search_text = NULL;
 }