Adapt to changed REST interfaces in Gerrit core

Signed-off-by: Edwin Kempin <ekempin@google.com>
Change-Id: I1d05880cbfd723f517460e43722ad128992acce1

src/main/java/com/googlesource/gerrit/plugins/manager/ListAvailablePlugins.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/manager/ListAvailablePlugins.java b/src/main/java/com/googlesource/gerrit/plugins/manager/ListAvailablePlugins.java
index d43bbec..ceeda09 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/manager/ListAvailablePlugins.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/manager/ListAvailablePlugins.java
@@ -17,6 +17,7 @@
 import com.google.common.collect.Maps;
 import com.google.gerrit.common.data.GlobalCapability;
 import com.google.gerrit.extensions.annotations.RequiresCapability;
+import com.google.gerrit.extensions.restapi.Response;
 import com.google.gerrit.extensions.restapi.RestApiException;
 import com.google.gerrit.extensions.restapi.RestReadView;
 import com.google.gerrit.extensions.restapi.TopLevelResource;
@@ -40,7 +41,8 @@
   }
 
   @Override
-  public Map<String, PluginInfo> apply(TopLevelResource resource) throws RestApiException {
+  public Response<Map<String, PluginInfo>> apply(TopLevelResource resource)
+      throws RestApiException {
     Map<String, PluginInfo> output = Maps.newTreeMap();
     List<PluginInfo> plugins;
     try {
@@ -61,6 +63,6 @@
       output.put(p.name, p);
     }
 
-    return output;
+    return Response.ok(output);
   }
 }