[latexila] Search: use the new GtkSourceSearchContext API

[Sébastien Wilmet <swilmet src gnome org>]

commit d2af9d39c2450ce6caa1fdde1e52a65feb53a33d
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Fri Oct 21 20:21:25 2016 +0200

    Search: use the new GtkSourceSearchContext API

 configure.ac    |    2 +-
 src/search.vala |    6 +++---
 2 files changed, 4 insertions(+), 4 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 51961b5..525b1b2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -27,7 +27,7 @@ LT_INIT
 # Update also the --target-glib option in src/Makefile.am.
 GLIB_REQUIRED_VERSION="2.40"
 GTK_REQUIRED_VERSION="3.20"
-GTKSOURCEVIEW_REQUIRED_VERSION="3.18"
+GTKSOURCEVIEW_REQUIRED_VERSION="3.22"
 GSPELL_REQUIRED_VERSION="1.0"
 VALA_REQUIRED_VERSION="0.26"
 GEE_REQUIRED_VERSION="0.10"
diff --git a/src/search.vala b/src/search.vala
index afd2c93..af1e2a6 100644
--- a/src/search.vala
+++ b/src/search.vala
@@ -235,7 +235,7 @@ public class SearchAndReplace : GLib.Object
             Document doc = _search_context.get_buffer () as Document;
             doc.get_selection_bounds (out iter, null);
 
-            if (_search_context.backward (iter, out match_start, out match_end))
+            if (_search_context.backward2 (iter, out match_start, out match_end, null))
             {
                 doc.select_range (match_start, match_end);
                 doc.tab.view.scroll_to_cursor ();
@@ -505,7 +505,7 @@ public class SearchAndReplace : GLib.Object
         Document doc = _search_context.get_buffer () as Document;
         doc.get_selection_bounds (null, out iter);
 
-        if (_search_context.forward (iter, out match_start, out match_end))
+        if (_search_context.forward2 (iter, out match_start, out match_end, null))
         {
             doc.select_range (match_start, match_end);
             doc.tab.view.scroll_to_cursor ();
@@ -526,7 +526,7 @@ public class SearchAndReplace : GLib.Object
 
         try
         {
-            if (! _search_context.replace (match_start, match_end,
+            if (! _search_context.replace2 (match_start, match_end,
                 _entry_replace.text, -1))
                 search_forward ();
         }