Move test runner to a component

components/test_runner/test_common.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "content/shell/renderer/test_runner/test_common.h"
+#include "components/test_runner/test_common.h"
 
 namespace content {
 
 namespace {
 
 const char layout_tests_pattern[] = "/LayoutTests/";
 const std::string::size_type layout_tests_pattern_size =
     sizeof(layout_tests_pattern) - 1;
 const char file_url_pattern[] = "file:/";
 const char file_test_prefix[] = "(file test):";
@@ skipping 12 matching lines @@
     result.replace(0, pos + layout_tests_pattern_size, file_test_prefix);
   } else if (!url.find(data_url_pattern)) {
     // URL-escape data URLs to match results upstream.
     std::string path = url.substr(data_url_pattern_size);
     result.replace(data_url_pattern_size, url.length(), path);
   }
   return result;
 }
 
 }  // namespace content