MDL-80131 mod_data: Make page titles unique

mod/data/export.php

@@ -113,13 +113,19 @@ if ($mform->is_cancelled()) {
 
 // Build header to match the rest of the UI.
 $PAGE->add_body_class('mediumwidth');
-$PAGE->set_title($data->name);
+$pagename = get_string('exportentries', 'data');
+$titleparts = [
+    $pagename,
+    format_string($data->name),
+    format_string($course->fullname),
+];
+$PAGE->set_title(implode(moodle_page::TITLE_SEPARATOR, $titleparts));
 $PAGE->set_heading($course->fullname);
 $PAGE->force_settings_menu(true);
 $PAGE->set_secondary_active_tab('modulepage');
 $PAGE->activityheader->disable();
 echo $OUTPUT->header();
-echo $OUTPUT->heading(get_string('exportentries', 'data'));
+echo $OUTPUT->heading($pagename);
 
 groups_print_activity_menu($cm, $url);