Replaced unnecessary use of get_source_buffer() with get_buffer()

src/source_base.cpp

@@ -1735,7 +1735,7 @@ void Source::BaseView::insert_snippet(Gtk::TextIter iter, const std::string &sni
 
   Mark mark(iter);
 
-  get_source_buffer()->begin_user_action();
+  get_buffer()->begin_user_action();
   Gtk::TextIter start, end;
   if(get_buffer()->get_selection_bounds(start, end)) {
     get_buffer()->erase(start, end);
@@ -1753,7 +1753,7 @@ void Source::BaseView::insert_snippet(Gtk::TextIter iter, const std::string &sni
     iter = mark->get_iter();
   }
   get_buffer()->insert(iter, insert);
-  get_source_buffer()->end_user_action();
+  get_buffer()->end_user_action();
 
   iter = mark->get_iter();
   for(auto &parameter_offsets_and_sized : parameter_offsets_and_sizes_map) {

src/tooltips.cpp

@@ -1036,7 +1036,7 @@ void Tooltip::insert_code(const std::string &code, boost::variant<std::string, G
           auto tag = buffer->create_tag();
           tag->property_foreground_rgba() = tmp_tag->property_foreground_rgba().get_value();
 
-          auto tmp_iter = tmp_view.get_source_buffer()->begin();
+          auto tmp_iter = tmp_view.get_buffer()->begin();
           Gtk::TextIter tmp_start;
           if(tmp_iter.begins_tag(tmp_tag))
             tmp_start = tmp_iter;