cleanup - redundant return statements

h2/src/main/org/h2/engine/UndoLog.java

@@ -177,7 +177,6 @@ public class UndoLog {
                 memoryUndo = 0;
                 records.clear();
                 file.autoDelete();
-                return;
             }
         } else {
             if (!entry.isStored()) {

h2/src/main/org/h2/expression/AggregateDataCount.java

@@ -29,7 +29,6 @@ class AggregateDataCount extends AggregateData {
                 distinctValues = ValueHashMap.newInstance();
             }
             distinctValues.put(v, this);
-            return;
         }
     }
 

h2/src/main/org/h2/expression/ConditionIn.java

@@ -138,7 +138,6 @@ public class ConditionIn extends Condition {
                 }
             }
             filter.addIndexCondition(IndexCondition.getInList(l, valueList));
-            return;
         }
     }
 

h2/src/main/org/h2/expression/ConditionInConstantSet.java

@@ -94,7 +94,6 @@ public class ConditionInConstantSet extends Condition {
         }
         if (session.getDatabase().getSettings().optimizeInList) {
             filter.addIndexCondition(IndexCondition.getInList(l, valueList));
-            return;
         }
     }
 

h2/src/main/org/h2/tools/Shell.java

@@ -473,7 +473,6 @@ public class Shell extends Tool implements Runnable {
             if (listMode) {
                 e.printStackTrace(err);
             }
-            return;
         }
     }