Fixed up the commitRequired checks.

worldedit-core/src/main/java/com/sk89q/worldedit/EditSession.java

@@ -386,7 +386,9 @@ public class EditSession implements Extent, AutoCloseable {
      * Returns queue status.
      *
      * @return whether the queue is enabled
+     * @deprecated Use {@link EditSession#getReorderMode()} with MULTI_STAGE instead.
      */
+    @Deprecated
     public boolean isQueueEnabled() {
         return reorderMode == ReorderMode.MULTI_STAGE && reorderExtent.isEnabled();
     }

worldedit-core/src/main/java/com/sk89q/worldedit/extent/reorder/ChunkBatchingExtent.java

@@ -73,7 +73,7 @@ public class ChunkBatchingExtent extends AbstractDelegateExtent {
     }
 
     public boolean commitRequired() {
-        return enabled && batches.size() > 0;
+        return enabled;
     }
 
     @Override
@@ -88,7 +88,7 @@ public class ChunkBatchingExtent extends AbstractDelegateExtent {
 
     @Override
     protected Operation commitBefore() {
-        if (!enabled) {
+        if (!commitRequired()) {
             return null;
         }
         return new Operation() {

worldedit-core/src/main/java/com/sk89q/worldedit/extent/reorder/MultiStageReorder.java

@@ -199,7 +199,7 @@ public class MultiStageReorder extends AbstractDelegateExtent implements Reorder
     }
 
     public boolean commitRequired() {
-        return enabled && stages.values().stream().anyMatch(stage -> stage.size() > 0);
+        return enabled;
     }
 
     /**
@@ -248,7 +248,7 @@ public class MultiStageReorder extends AbstractDelegateExtent implements Reorder
 
     @Override
     public Operation commitBefore() {
-        if (!enabled) {
+        if (!commitRequired()) {
             return null;
         }
         List<Operation> operations = new ArrayList<>();

worldedit-core/src/main/java/com/sk89q/worldedit/extent/world/FastModeExtent.java

@@ -114,12 +114,12 @@ public class FastModeExtent extends AbstractDelegateExtent {
     }
 
     public boolean commitRequired() {
-        return (enabled && !dirtyChunks.isEmpty()) || (postEditSimulation && !positions.isEmpty());
+        return enabled || postEditSimulation;
     }
 
     @Override
     protected Operation commitBefore() {
-        if (!enabled && !postEditSimulation) {
+        if (!commitRequired()) {
             return null;
         }
         return new Operation() {