[gnote] Replace std::string by Glib::ustring in IGnote

[Aurimas Černius <aurimasc src gnome org>]

commit f9f7800be61c5fb80cadd21138db60bea8128878
Author: Aurimas Černius <aurisc4 gmail com>
Date:   Mon Jan 30 22:51:22 2017 +0200

    Replace std::string by Glib::ustring in IGnote

 src/ignote.cpp |   12 ++++++------
 src/ignote.hpp |   10 +++++-----
 2 files changed, 11 insertions(+), 11 deletions(-)
---
diff --git a/src/ignote.cpp b/src/ignote.cpp
index a655219..fd1178f 100644
--- a/src/ignote.cpp
+++ b/src/ignote.cpp
@@ -1,7 +1,7 @@
 /*
  * gnote
  *
- * Copyright (C) 2013 Aurimas Cernius
+ * Copyright (C) 2013,2017 Aurimas Cernius
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -28,24 +28,24 @@ namespace gnote {
 IGnote::~IGnote()
 {}
 
-std::string IGnote::cache_dir()
+Glib::ustring IGnote::cache_dir()
 {
   return Glib::get_user_cache_dir() + "/gnote";
 }
 
-std::string IGnote::conf_dir()
+Glib::ustring IGnote::conf_dir()
 {
   return Glib::get_user_config_dir() + "/gnote";
 }
 
-std::string IGnote::data_dir()
+Glib::ustring IGnote::data_dir()
 {
   return Glib::get_user_data_dir() + "/gnote";
 }
 
-std::string IGnote::old_note_dir()
+Glib::ustring IGnote::old_note_dir()
 {
-  std::string home_dir = Glib::get_home_dir();
+  Glib::ustring home_dir = Glib::get_home_dir();
 
   if(home_dir.empty()) {
     home_dir = Glib::get_current_dir();
diff --git a/src/ignote.hpp b/src/ignote.hpp
index ee36dc4..e2a2799 100644
--- a/src/ignote.hpp
+++ b/src/ignote.hpp
@@ -1,7 +1,7 @@
 /*
  * gnote
  *
- * Copyright (C) 2013,2016 Aurimas Cernius
+ * Copyright (C) 2013,2016-2017 Aurimas Cernius
  *
  * This program is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -29,10 +29,10 @@ class IGnote
   : public base::Singleton<IGnote>
 {
 public:
-  static std::string cache_dir();
-  static std::string conf_dir();
-  static std::string data_dir();
-  static std::string old_note_dir();
+  static Glib::ustring cache_dir();
+  static Glib::ustring conf_dir();
+  static Glib::ustring data_dir();
+  static Glib::ustring old_note_dir();
 
   virtual ~IGnote();
   virtual MainWindow & get_main_window() = 0;