Add enableReferrers and enableHyperlinkAuditing to contentSettings.misc API.

chrome/browser/tab_contents/render_view_host_delegate_helper.cc

Index: chrome/browser/tab_contents/render_view_host_delegate_helper.cc
diff --git a/chrome/browser/tab_contents/render_view_host_delegate_helper.cc b/chrome/browser/tab_contents/render_view_host_delegate_helper.cc
index 3e0700349089a15ce84b68be69f413f619ca1098..85f8ce2d8b23bce28be86f62d9cc4b7c64faa685 100644
--- a/chrome/browser/tab_contents/render_view_host_delegate_helper.cc
+++ b/chrome/browser/tab_contents/render_view_host_delegate_helper.cc
@@ -313,8 +313,6 @@ WebPreferences RenderViewHostDelegateHelper::GetWebkitPrefs(
         !command_line.HasSwitch(switches::kDisableAcceleratedVideo);
     web_prefs.memory_info_enabled =
         command_line.HasSwitch(switches::kEnableMemoryInfo);
-    web_prefs.hyperlink_auditing_enabled =
-        !command_line.HasSwitch(switches::kNoPings);
     web_prefs.interactive_form_validation_enabled =
         !command_line.HasSwitch(switches::kDisableInteractiveFormValidation);
     web_prefs.fullscreen_enabled =
@@ -346,6 +344,8 @@ WebPreferences RenderViewHostDelegateHelper::GetWebkitPrefs(
       prefs->GetBoolean(prefs::kWebKitUsesUniversalDetector);
   web_prefs.text_areas_are_resizable =
       prefs->GetBoolean(prefs::kWebKitTextAreasAreResizable);
+  web_prefs.hyperlink_auditing_enabled =
+      prefs->GetBoolean(prefs::kEnableHyperlinkAuditing);
 
   // Make sure we will set the default_encoding with canonical encoding name.
   web_prefs.default_encoding =