[gnome-builder] clang: set task tag and priority

[Christian Hergert <chergert src gnome org>]

commit da6935c3485c9f79b0d7e98bb329b2295e53b2d6
Author: Christian Hergert <chergert redhat com>
Date:   Wed Jan 3 04:48:34 2018 -0800

    clang: set task tag and priority

 src/plugins/clang/ide-clang-code-indexer.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/src/plugins/clang/ide-clang-code-indexer.c b/src/plugins/clang/ide-clang-code-indexer.c
index fa36e36..144362f 100644
--- a/src/plugins/clang/ide-clang-code-indexer.c
+++ b/src/plugins/clang/ide-clang-code-indexer.c
@@ -188,6 +188,8 @@ ide_clang_code_indexer_generate_key_async (IdeCodeIndexer       *indexer,
   g_return_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable));
 
   task = g_task_new (self, cancellable, callback, user_data);
+  g_task_set_source_tag (task, ide_clang_code_indexer_generate_key_async);
+  g_task_set_priority (task, G_PRIORITY_LOW);
 
   g_task_set_task_data (task,
                         ide_source_location_ref (location),