[sysprof] build: fix build on debian stable

[Christian Hergert <chergert src gnome org>]

commit 2035c7e086c7df75bd412f628eaf17a79095d213
Author: Christian Hergert <chergert redhat com>
Date:   Mon Jun 24 21:14:34 2019 -0700

    build: fix build on debian stable

 src/libsysprof-ui/sysprof-marks-page.c       | 9 ++++++---
 src/libsysprof-ui/sysprof-visualizer-group.c | 5 +++--
 2 files changed, 9 insertions(+), 5 deletions(-)
---
diff --git a/src/libsysprof-ui/sysprof-marks-page.c b/src/libsysprof-ui/sysprof-marks-page.c
index 3c4ce2f..a0e0ae5 100644
--- a/src/libsysprof-ui/sysprof-marks-page.c
+++ b/src/libsysprof-ui/sysprof-marks-page.c
@@ -212,9 +212,10 @@ sysprof_marks_page_tree_view_query_tooltip_cb (SysprofMarksPage *self,
                                                GtkTreeView      *tree_view)
 {
   SysprofMarksPagePrivate *priv = sysprof_marks_page_get_instance_private (self);
-  g_autoptr(GtkTreePath) path = NULL;
   GtkTreeViewColumn *column;
+  GtkTreePath *path = NULL;
   gint cell_x, cell_y;
+  gboolean ret = FALSE;
 
   g_assert (SYSPROF_IS_MARKS_PAGE (self));
   g_assert (GTK_IS_TOOLTIP (tooltip));
@@ -252,11 +253,13 @@ sysprof_marks_page_tree_view_query_tooltip_cb (SysprofMarksPage *self,
 
           gtk_tooltip_set_text (tooltip, tooltip_text);
 
-          return TRUE;
+          ret = TRUE;
         }
     }
 
-  return FALSE;
+  gtk_tree_path_free (path);
+
+  return ret;
 }
 
 static void
diff --git a/src/libsysprof-ui/sysprof-visualizer-group.c b/src/libsysprof-ui/sysprof-visualizer-group.c
index 851ffba..3c5e81d 100644
--- a/src/libsysprof-ui/sysprof-visualizer-group.c
+++ b/src/libsysprof-ui/sysprof-visualizer-group.c
@@ -22,6 +22,7 @@
 
 #include "config.h"
 
+#include <dazzle.h>
 #include <glib/gi18n.h>
 
 #include "sysprof-visualizer.h"
@@ -185,7 +186,7 @@ sysprof_visualizer_group_finalize (GObject *object)
   g_clear_object (&priv->rows_menu);
   g_clear_object (&priv->actions);
 
-  g_clear_weak_pointer (&priv->header);
+  dzl_clear_weak_pointer (&priv->header);
 
   G_OBJECT_CLASS (sysprof_visualizer_group_parent_class)->finalize (object);
 }
@@ -342,7 +343,7 @@ _sysprof_visualizer_group_set_header (SysprofVisualizerGroup       *self,
   g_return_if_fail (SYSPROF_IS_VISUALIZER_GROUP (self));
   g_return_if_fail (!header || SYSPROF_IS_VISUALIZER_GROUP_HEADER (header));
 
-  if (g_set_weak_pointer (&priv->header, header))
+  if (dzl_set_weak_pointer (&priv->header, header))
     {
       if (header != NULL)
         {