private int newLocal(Type type, String typeDesc, Label begin, Label end) {
    int newVar = lvs.newLocal(type);
    getLocalScopes().add(new VariableScope(newVar, begin, end, typeDesc));
    return newVar;
  }
Called by the ASM framework once the class is done being visited to compute stack & local
variable count maximums.
src/main/java/com/google/monitoring/runtime/instrumentation/AllocationMethodAdapter.java