Add the basic infrastructure for the Behavior feature type: BehaviorFeature and

extensions/common/features/feature_provider.cc

 // Copyright 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/features/feature_provider.h"
 
 #include <map>
 
 #include "base/basictypes.h"
 #include "base/lazy_instance.h"
@@ skipping 16 matching lines @@
   friend struct base::DefaultLazyInstanceTraits<Static>;
 
   Static() {
     ExtensionsClient* client = ExtensionsClient::Get();
     feature_providers_["api"] =
         make_linked_ptr(client->CreateFeatureProvider("api").release());
     feature_providers_["manifest"] =
         make_linked_ptr(client->CreateFeatureProvider("manifest").release());
     feature_providers_["permission"] =
         make_linked_ptr(client->CreateFeatureProvider("permission").release());
+    feature_providers_["switch"] =
+        make_linked_ptr(client->CreateFeatureProvider("switch").release());
   }
 
   typedef std::map<std::string, linked_ptr<FeatureProvider> >
       FeatureProviderMap;
 
   FeatureProviderMap feature_providers_;
 };
 
 base::LazyInstance<Static> g_static = LAZY_INSTANCE_INITIALIZER;
 
@@ skipping 12 matching lines @@
 // static
 const FeatureProvider* FeatureProvider::GetManifestFeatures() {
   return GetByName("manifest");
 }
 
 // static
 const FeatureProvider* FeatureProvider::GetPermissionFeatures() {
   return GetByName("permission");
 }
 
+const FeatureProvider* FeatureProvider::GetSwitchFeatures() {
+  return GetByName("switch");
+}
+
 }  // namespace extensions