Clean up TestFeaturesNativeHandler to use the ExtensionsClient's JSON feature sources.

extensions/common/permissions/permissions_data.cc

 // Copyright (c) 2013 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/permissions/permissions_data.h"
 
 #include "base/command_line.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/strings/string16.h"
 #include "base/strings/string_number_conversions.h"
@@ skipping 101 matching lines @@
 
   std::vector<std::string> host_data;
   if (!APIPermissionSet::ParseFromJSON(
           permissions, APIPermissionSet::kDisallowInternalPermissions,
           api_permissions, error, &host_data)) {
     return false;
   }
 
   // Verify feature availability of permissions.
   std::vector<APIPermission::ID> to_remove;
-  FeatureProvider* permission_features =
+  const FeatureProvider* permission_features =
       FeatureProvider::GetPermissionFeatures();
   for (APIPermissionSet::const_iterator iter = api_permissions->begin();
        iter != api_permissions->end(); ++iter) {
     Feature* feature = permission_features->GetFeature(iter->name());
 
     // The feature should exist since we just got an APIPermission for it. The
     // two systems should be updated together whenever a permission is added.
     DCHECK(feature) << "Could not find feature for " << iter->name();
     // http://crbug.com/176381
     if (!feature) {
@@ skipping 484 matching lines @@
       initial_optional_permissions_->api_permissions,
       initial_optional_permissions_->manifest_permissions,
       initial_optional_permissions_->host_permissions,
       URLPatternSet());
 
   initial_required_permissions_.reset();
   initial_optional_permissions_.reset();
 }
 
 }  // namespace extensions