Add a policy to re-enable deprecated web platform features.

chrome/common/pref_names.cc

 // Copyright (c) 2012 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 "chrome/common/pref_names.h"
 
 #include "base/basictypes.h"
 #include "chrome/common/pref_font_webkit_names.h"
 
 namespace prefs {
@@ skipping 241 matching lines @@
 const char kWebKitUsesUniversalDetector[] =
     "webkit.webprefs.uses_universal_detector";
 const char kWebKitTextAreasAreResizable[] =
     "webkit.webprefs.text_areas_are_resizable";
 const char kWebKitJavaEnabled[] = "webkit.webprefs.java_enabled";
 const char kWebkitTabsToLinks[] = "webkit.webprefs.tabs_to_links";
 const char kWebKitAllowDisplayingInsecureContent[] =
     "webkit.webprefs.allow_displaying_insecure_content";
 const char kWebKitAllowRunningInsecureContent[] =
     "webkit.webprefs.allow_running_insecure_content";
+const char kWebKitEnableDeprecatedFeatures[] =
+    "webkit.webprefs.enable_deprecated_features";
+
 #if defined(OS_ANDROID)
 const char kWebKitFontScaleFactor[] = "webkit.webprefs.font_scale_factor";
 const char kWebKitForceEnableZoom[] = "webkit.webprefs.force_enable_zoom";
 const char kWebKitPasswordEchoEnabled[] =
     "webkit.webprefs.password_echo_enabled";
 #endif
 
 const char kWebKitCommonScript[] = "Zyyy";
 const char kWebKitStandardFontFamily[] = "webkit.webprefs.fonts.standard.Zyyy";
 const char kWebKitFixedFontFamily[] = "webkit.webprefs.fonts.fixed.Zyyy";
@@ skipping 2238 matching lines @@
 // "mapped_title" entries, detailing the bookmark target URL (if any), the title
 // given by the PartnerBookmarksProvider and either the user-visible renamed
 // title or an empty string if the bookmark node was removed.
 const char kPartnerBookmarkMappings[] = "partnerbookmarks.mappings";
 #endif
 
 // Whether DNS Quick Check is disabled in proxy resolution.
 const char kQuickCheckEnabled[] = "proxy.quick_check_enabled";
 
 }  // namespace prefs