clean up partition check in url_data_manager_backend.cc

content/public/browser/content_browser_client.h

Index: content/public/browser/content_browser_client.h
diff --git a/content/public/browser/content_browser_client.h b/content/public/browser/content_browser_client.h
index e3e8250a2645ae2e1392dea3f9ce5915e7f281b9..b6f5680f31d6b733ebd2504d38e001f7178cafb7 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -195,6 +195,11 @@ class CONTENT_EXPORT ContentBrowserClient {
   virtual void GetAdditionalWebUISchemes(
       std::vector<std::string>* additional_schemes) {}
 
+  // Returns a list of webUI hosts to ignore the storage partition check in
+  // URLRequestChromeJob::CheckStoragePartitionMatches.
+  virtual void GetAdditionalWebUIHostsToIgnoreParititionCheck(
+      std::vector<std::string>* hosts) {}
+
   // Creates the main net::URLRequestContextGetter. Should only be called once
   // per ContentBrowserClient object.
   // TODO(ajwong): Remove once http://crbug.com/159193 is resolved.