Move test runner to a component

content/shell/common/test_runner/test_preferences.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/common/test_runner/test_preferences.h"
-
-#include "build/build_config.h"
-
-using blink::WebSettings;
-using blink::WebString;
-
-namespace content {
-
-TestPreferences::TestPreferences() { Reset(); }
-
-void TestPreferences::Reset() {
-  default_font_size = 16;
-  minimum_font_size = 0;
-  dom_paste_allowed = true;
-  xss_auditor_enabled = false;
-  allow_display_of_insecure_content = true;
-  allow_file_access_from_file_urls = true;
-  allow_running_of_insecure_content = true;
-  default_text_encoding_name = WebString::fromUTF8("ISO-8859-1");
-  experimental_webgl_enabled = false;
-  experimental_css_regions_enabled = true;
-  experimental_css_grid_layout_enabled = true;
-  java_enabled = false;
-  java_script_can_access_clipboard = true;
-  java_script_can_open_windows_automatically = true;
-  supports_multiple_windows = true;
-  java_script_enabled = true;
-  loads_images_automatically = true;
-  offline_web_application_cache_enabled = true;
-  plugins_enabled = true;
-  caret_browsing_enabled = false;
-
-  // Allow those layout tests running as local files, i.e. under
-  // LayoutTests/http/tests/local, to access http server.
-  allow_universal_access_from_file_urls = true;
-
-#if defined(OS_MACOSX)
-  editing_behavior = WebSettings::EditingBehaviorMac;
-#else
-  editing_behavior = WebSettings::EditingBehaviorWin;
-#endif
-
-  tabs_to_links = false;
-  hyperlink_auditing_enabled = false;
-  should_respect_image_orientation = false;
-  asynchronous_spell_checking_enabled = false;
-  web_security_enabled = true;
-  disable_reading_from_canvas = false;
-  strict_mixed_content_checking = false;
-  strict_powerful_feature_restrictions = false;
-}
-
-}  // namespace content