[gnome-code-assistance] [backends/rbcommon] Fix empty data path fallback on path

[Jesse van den Kieboom <jessevdk src gnome org>]

commit add2df74b5f6156ec18a8c2ae1474c3203407c1f
Author: Jesse van den Kieboom <jessevdk gmail com>
Date:   Thu Nov 14 15:12:40 2013 +0100

    [backends/rbcommon] Fix empty data path fallback on path

 .../gnome/codeassistance/transport/dbus.rb         |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/backends/rbcommon/gnome/codeassistance/transport/dbus.rb 
b/backends/rbcommon/gnome/codeassistance/transport/dbus.rb
index b7925e4..bef93fc 100644
--- a/backends/rbcommon/gnome/codeassistance/transport/dbus.rb
+++ b/backends/rbcommon/gnome/codeassistance/transport/dbus.rb
@@ -266,7 +266,7 @@ module Gnome::CodeAssistance
 
             doc = app.docs[npath] || make_document(app, npath, path)
 
-            doc.data_path = data_path || path
+            doc.data_path = path if data_path.empty? else data_path
             doc.cursor = cursor || SourceLocation()
 
             doc