[gnome-builder/wip/file-marks] file-marks: create new GbEditorFileMark if mark did not exist.

[Christian Hergert <chergert src gnome org>]

commit e427d58b43c0dffd5116a7f672423aea782dbe79
Author: Christian Hergert <christian hergert me>
Date:   Wed Oct 8 14:12:39 2014 -0700

    file-marks: create new GbEditorFileMark if mark did not exist.

 src/editor/gb-editor-file-marks.c |   16 ++++++++++++++++
 1 files changed, 16 insertions(+), 0 deletions(-)
---
diff --git a/src/editor/gb-editor-file-marks.c b/src/editor/gb-editor-file-marks.c
index 9d5ac3c..17231a6 100644
--- a/src/editor/gb-editor-file-marks.c
+++ b/src/editor/gb-editor-file-marks.c
@@ -63,6 +63,16 @@ gb_editor_file_marks_get_file (GbEditorFileMarks *marks)
   return file;
 }
 
+/**
+ * gb_editor_file_marks_get_for_file:
+ *
+ * Gets the #GbEditorFileMark used to represent @file. If one has not been
+ * loaded, it will be created. The resulting #GbEditorFileMark is owned by
+ * the #GbEditorFileMarks instance and will be saved when
+ * gb_editor_file_marks_save_async() is called.
+ *
+ * Returns: (transfer none): A #GbEditorFileMark representing @file.
+ */
 GbEditorFileMark *
 gb_editor_file_marks_get_for_file (GbEditorFileMarks *marks,
                                    GFile             *file)
@@ -77,6 +87,12 @@ gb_editor_file_marks_get_for_file (GbEditorFileMarks *marks,
   ret = g_hash_table_lookup (marks->priv->marks, uri);
   g_free (uri);
 
+  if (!ret)
+    {
+      ret = gb_editor_file_mark_new (file, 0, 0);
+      g_hash_table_replace (marks->priv->marks, g_file_get_uri (file), ret);
+    }
+
   return ret;
 }