Protostream's code generator does not use the proper classloader and does not work in OSGI

Tests run: 2, Failures: 0, Errors: 1, Skipped: 0, Time elapsed: 0.888 sec <<< FAILURE! - in org.infinispan.server.test.client.hotrod.osgi.RemoteCacheOsgiIT
testAttributeQuery(org.infinispan.server.test.client.hotrod.osgi.RemoteCacheOsgiIT) Time elapsed: 0.122 sec <<< ERROR!
infinispan.javassist.NotFoundException: org.infinispan.protostream.EnumMarshaller
at infinispan.javassist.ClassPool.get(ClassPool.java:450)
at infinispan.javassist.ClassPool.getCtClass(ClassPool.java:515)
at org.infinispan.protostream.annotations.impl.MarshallerCodeGenerator.<init>(MarshallerCodeGenerator.java:80)
at org.infinispan.protostream.annotations.impl.ProtoSchemaGenerator.generateMarshallers(ProtoSchemaGenerator.java:134)
at org.infinispan.protostream.annotations.impl.ProtoSchemaGenerator.generateAndRegister(ProtoSchemaGenerator.java:106)
at org.infinispan.protostream.annotations.ProtoSchemaBuilder.build(ProtoSchemaBuilder.java:64)
at org.infinispan.server.test.client.hotrod.osgi.RemoteCacheOsgiIT.testAttributeQuery(RemoteCacheOsgiIT.java:138)

Results :

Tests in error:
RemoteCacheOsgiIT.testAttributeQuery:138 » NotFound org.infinispan.protostream...