Pass user session type to extension feature checks

extensions/common/features/permission_feature.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/common/features/permission_feature.h"
 
 #include "extensions/common/permissions/permission_set.h"
 #include "extensions/common/permissions/permissions_data.h"
 
 namespace extensions {
 
 PermissionFeature::PermissionFeature() {
 }
 
 PermissionFeature::~PermissionFeature() {
 }
 
 Feature::Availability PermissionFeature::IsAvailableToContext(
     const Extension* extension,
     Feature::Context context,
+    Feature::SessionType session_type,
     const GURL& url,
     Feature::Platform platform) const {
-  Availability availability = SimpleFeature::IsAvailableToContext(extension,
-                                                                  context,
-                                                                  url,
-                                                                  platform);
+  Availability availability = SimpleFeature::IsAvailableToContext(
+      extension, context, session_type, url, platform);
   if (!availability.is_available())
     return availability;
 
   if (extension && !extension->permissions_data()->HasAPIPermission(name()))
     return CreateAvailability(NOT_PRESENT, extension->GetType());
 
   return CreateAvailability(IS_AVAILABLE);
 }
 
 bool PermissionFeature::Validate(std::string* error) {
   if (!SimpleFeature::Validate(error))
     return false;
 
   if (extension_types().empty()) {
     *error = name() + ": Permission features must specify at least one " +
              "value for extension_types.";
     return false;
   }
 
   if (!contexts().empty()) {
     *error = name() + ": Permission features do not support contexts.";
     return false;
   }
 
   return true;
 }
 
 }  // namespace extensions