lock-free access to allSettings list

remove duplicated method getSortedConfigurations (already existed in the API method `allSettings` should be used instead)

python/ide/src/com/jetbrains/python/PyModuleListener.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2000-2015 JetBrains s.r.o.
+ * Copyright 2000-2017 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.
@@ -25,9 +25,6 @@ import com.intellij.util.messages.MessageBus;
 import com.jetbrains.python.run.AbstractPythonRunConfiguration;
 import org.jetbrains.annotations.NotNull;
 
-import java.util.ArrayList;
-import java.util.Collection;
-
 /**
  * @author yole
  */
@@ -37,8 +34,7 @@ public class PyModuleListener {
       @Override
       public void beforeModuleRemoved(@NotNull Project project, @NotNull Module module) {
         final RunManagerEx runManager = RunManagerEx.getInstanceEx(project);
-        final Collection<RunnerAndConfigurationSettings> configurations = new ArrayList<>(runManager.getSortedConfigurations());
-        for (RunnerAndConfigurationSettings configuration : configurations) {
+        for (RunnerAndConfigurationSettings configuration : runManager.getAllSettings()) {
           if (configuration.getConfiguration() instanceof AbstractPythonRunConfiguration) {
             final Module configModule = ((AbstractPythonRunConfiguration)configuration.getConfiguration()).getModule();
             if (configModule == module) {