Remove GetContexts() from the public interface of extensions::Feature. It was

extensions/browser/extension_function_dispatcher.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 "extensions/browser/extension_function_dispatcher.h"
 
 #include "base/bind.h"
 #include "base/json/json_string_value_serializer.h"
 #include "base/lazy_instance.h"
 #include "base/logging.h"
@@ skipping 456 matching lines @@
     return NULL;
   }
 
   // Most hosted apps can't call APIs.
   bool allowed = true;
   if (extension->is_hosted_app())
     allowed = AllowHostedAppAPICall(*extension, params.source_url, params.name);
 
   // Privileged APIs can only be called from the process the extension
   // is running in.
-  if (allowed && api->IsPrivileged(params.name))
+  if (allowed && !api->IsAvailableInUntrustedContext(params.name, extension))
     allowed = process_map.Contains(extension->id(), requesting_process_id);
 
   if (!allowed) {
     LOG(ERROR) << "Extension API call disallowed - name:" << params.name
                << " pid:" << requesting_process_id
                << " from URL " << params.source_url.spec();
     SendAccessDenied(callback);
     return NULL;
   }
 
@@ skipping 20 matching lines @@
 
 // static
 void ExtensionFunctionDispatcher::SendAccessDenied(
     const ExtensionFunction::ResponseCallback& callback) {
   base::ListValue empty_list;
   callback.Run(ExtensionFunction::FAILED, empty_list,
                "Access to extension API denied.");
 }
 
 }  // namespace extensions