This package depends on "virtual/jre" but does not respect users using "virtual/jdk" instead. Because of that an OR-dependency on "virtual/jdk" has to be added. Patch is attached
Created attachment 98953 [details, diff] Patch for adding the JDK-dependency
virtual/jre lists virtual/jdk as one of hte packages fulfilling it. Beside the virtual package there's no overhead.