[nautilus] list-view: fix snippet newline removal

[Alexandru-Ionut Pandelea <alexpandelea src gnome org>]

commit 85c28fff02596f4a8335c479ef0ba2f72e158e36
Author: Alexandru Pandelea <alexandru pandelea gmail com>
Date:   Mon Aug 7 17:52:39 2017 +0100

    list-view: fix snippet newline removal
    
    Removing only \n from the snippet is not enough, as there are also
    other newline characters.
    
    Use a GRegex to match those new line chars and remove them.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=785959

 src/nautilus-list-view-private.h |    2 ++
 src/nautilus-list-view.c         |   13 ++++++++++++-
 2 files changed, 14 insertions(+), 1 deletions(-)
---
diff --git a/src/nautilus-list-view-private.h b/src/nautilus-list-view-private.h
index e2a09a1..2638c36 100644
--- a/src/nautilus-list-view-private.h
+++ b/src/nautilus-list-view-private.h
@@ -64,5 +64,7 @@ struct NautilusListViewDetails {
   gulong clipboard_handler_id;
 
   GQuark last_sort_attr;
+
+  GRegex *regex;
 };
 
diff --git a/src/nautilus-list-view.c b/src/nautilus-list-view.c
index 36c0c08..2ba3d6e 100644
--- a/src/nautilus-list-view.c
+++ b/src/nautilus-list-view.c
@@ -1614,7 +1614,14 @@ filename_cell_data_func (GtkTreeViewColumn *column,
         snippet = nautilus_file_get_search_fts_snippet (file);
         if (snippet)
         {
-            replaced_text = eel_str_replace_substring (snippet, "\n", "");
+            replaced_text = g_regex_replace (view->details->regex,
+                                             snippet,
+                                             -1,
+                                             0,
+                                             " ",
+                                             G_REGEX_MATCH_NEWLINE_ANY,
+                                             NULL);
+
             escaped_text = g_markup_escape_text (replaced_text, -1);
             g_string_append_printf (display_text, "\n<small><span color='grey'>%s</span></small>", 
escaped_text);
         }
@@ -3367,6 +3374,8 @@ nautilus_list_view_finalize (GObject *object)
 
     g_free (list_view->details);
 
+    g_regex_unref (list_view->details->regex);
+
     G_OBJECT_CLASS (nautilus_list_view_parent_class)->finalize (object);
 }
 
@@ -3650,6 +3659,8 @@ nautilus_list_view_init (NautilusListView *list_view)
     /* Keep the action synced with the actual value, so the toolbar can poll it */
     g_action_group_change_action_state (nautilus_files_view_get_action_group (NAUTILUS_FILES_VIEW 
(list_view)),
                                         "zoom-to-level", g_variant_new_int32 (get_default_zoom_level ()));
+
+    list_view->details->regex = g_regex_new ("\\R+", 0, G_REGEX_MATCH_NEWLINE_ANY, NULL);
 }
 
 NautilusFilesView *