cleanup

platform/core-api/src/com/intellij/openapi/util/ExecutionCallback.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2013 JetBrains s.r.o.
+ * Copyright 2000-2014 JetBrains s.r.o.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,6 +34,7 @@ class ExecutionCallback {
 
   ExecutionCallback(int executedCount) {
     myCountToExecution = executedCount;
+    assert executedCount >= 1 : executedCount;
   }
 
   /**