Stop passing duplicate original continuous resource

Change-Id: I3608b1cd362cca5e3c0534b6dfb18a7204c42aef

@@ -107,7 +107,7 @@ class ConsistentContinuousResourceSubStore {
             return true;
         }
 
-        return allocation.value().hasEnoughResource(allocation.value().original(), resource);
+        return allocation.value().hasEnoughResource(resource);
     }
 
     <T> Stream<ContinuousResource> getAllocatedResources(DiscreteResourceId parent, Class<T> cls) {

@@ -44,12 +44,11 @@ final class ContinuousResourceAllocation {
      * Checks if there is enough resource volume to allocated the requested resource
      * against the specified resource.
      *
-     * @param original   original resource
      * @param request    requested resource
      * @return true if there is enough resource volume. Otherwise, false.
      */
     // computational complexity: O(n) where n is the number of allocations
-    boolean hasEnoughResource(ContinuousResource original, ContinuousResource request) {
+    boolean hasEnoughResource(ContinuousResource request) {
         double allocated = allocations.stream()
                 .filter(x -> x.resource() instanceof ContinuousResource)
                 .map(x -> (ContinuousResource) x.resource())

@@ -141,7 +141,7 @@ class TransactionalContinuousResourceSubStore {
         ContinuousResourceAllocation allocations = consumers.get(request.id());
         if (!Optional.ofNullable(allocations)
                 .orElse(ContinuousResourceAllocation.empty(original))
-                .hasEnoughResource(original, request)) {
+                .hasEnoughResource(request)) {
             return false;
         }