Revert of service worker: Don't control a subframe of an insecure context

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 d1f9ae03b71b090d9e6b2909c20b482ed2759526..56b709c056f6d638e4121c36d4f391c1cff9d77c 100644
--- a/content/public/browser/content_browser_client.h
+++ b/content/public/browser/content_browser_client.h
@@ -596,12 +596,6 @@
   virtual void GetAdditionalAllowedSchemesForFileSystem(
       std::vector<std::string>* additional_schemes) {}
 
-  // |schemes| is a return value parameter that gets a whitelist of schemes that
-  // should bypass the Is Privileged Context check.
-  // See http://www.w3.org/TR/powerful-features/#settings-privileged
-  virtual void GetSchemesBypassingSecureContextCheckWhitelist(
-      std::set<std::string>* schemes) {}
-
   // Returns auto mount handlers for URL requests for FileSystem APIs.
   virtual void GetURLRequestAutoMountHandlers(
       std::vector<storage::URLRequestAutoMountHandler>* handlers) {}