edlp_d8/sites/all/modules/contrib/dev/devel/webprofiler/webprofiler.module

<?php

/**
 * @file
 * Legacy Webprofiler module file.
 */

/**
 * Implements hook_theme().
 */
function webprofiler_theme() {
  return [
    'webprofiler_loader' => [
      'template' => 'Profiler/webprofiler_loader',
      'variables' => ['token' => NULL, 'profiler_url' => NULL],
    ],
    'webprofiler_toolbar' => [
      'template' => 'Profiler/webprofiler_toolbar',
      'variables' => [
        'token' => NULL,
        'toolbar' => NULL,
      ],
    ],
    'webprofiler_panel' => [
      'template' => 'Profiler/webprofiler_panel',
      'variables' => [
        'panel' => NULL,
      ],
    ],
    'webprofiler_dashboard' => [
      'template' => 'Profiler/webprofiler_dashboard',
      'variables' => [
        'profile' => [],
        'panels' => [],
        'spinner_path' => NULL,
      ],
    ],
  ];
}

/**
 * Implements hook_cache_flush().
 */
function webprofiler_cache_flush() {
  $config = \Drupal::configFactory()->get('webprofiler.config');

  if ($config->get('purge_on_cache_clear')) {
    $profiler = \Drupal::service('profiler');
    $profiler->purge();
  }
}