diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/optimization/OptimizationMethodVisitor.java b/compiler/backend/src/org/jetbrains/jet/codegen/optimization/OptimizationMethodVisitor.java
index a3e259684b0..14a29fe7002 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/optimization/OptimizationMethodVisitor.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/optimization/OptimizationMethodVisitor.java
@@ -34,9 +34,9 @@ import java.util.List;
 
 public class OptimizationMethodVisitor extends MethodVisitor {
     private static final int MEMORY_LIMIT_BY_METHOD_MB = 50;
-    private static final MethodTransformer MAIN_METHOD_TRANSFORMER = new RedundantNullCheckMethodTransformer(
-            new RedundantBoxingMethodTransformer(null)
-    );
+    private static final MethodTransformer[] TRANSFORMERS = new MethodTransformer[]{
+            new RedundantNullCheckMethodTransformer(), new RedundantBoxingMethodTransformer()
+    };
 
     private final MethodNode methodNode;
     private final MethodVisitor delegate;
@@ -66,7 +66,9 @@ public class OptimizationMethodVisitor extends MethodVisitor {
         super.visitEnd();
 
         if (canBeAnalyzed(methodNode)) {
-            MAIN_METHOD_TRANSFORMER.transform("fake", methodNode);
+            for (MethodTransformer transformer : TRANSFORMERS) {
+                transformer.transform("fake", methodNode);
+            }
         }
 
         methodNode.accept(new EndIgnoringMethodVisitorDecorator(Opcodes.ASM5, delegate));
diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/optimization/boxing/RedundantBoxingMethodTransformer.java b/compiler/backend/src/org/jetbrains/jet/codegen/optimization/boxing/RedundantBoxingMethodTransformer.java
index 3d88aef19b6..61dbdff7a8b 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/optimization/boxing/RedundantBoxingMethodTransformer.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/optimization/boxing/RedundantBoxingMethodTransformer.java
@@ -31,9 +31,6 @@ import org.jetbrains.org.objectweb.asm.tree.analysis.Frame;
 import java.util.*;
 
 public class RedundantBoxingMethodTransformer extends MethodTransformer {
-    public RedundantBoxingMethodTransformer(MethodTransformer methodTransformer) {
-        super(methodTransformer);
-    }
 
     @Override
     public void transform(@NotNull String internalClassName, @NotNull MethodNode node) {
@@ -55,8 +52,6 @@ public class RedundantBoxingMethodTransformer extends MethodTransformer {
 
             adaptInstructionsForBoxedValues(node, valuesToOptimize);
         }
-
-        super.transform(internalClassName, node);
     }
 
     private static void interpretPopInstructionsForBoxedValues(
diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/optimization/boxing/RedundantNullCheckMethodTransformer.java b/compiler/backend/src/org/jetbrains/jet/codegen/optimization/boxing/RedundantNullCheckMethodTransformer.java
index aa7b2d78577..8772b6baf48 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/optimization/boxing/RedundantNullCheckMethodTransformer.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/optimization/boxing/RedundantNullCheckMethodTransformer.java
@@ -28,18 +28,12 @@ import java.util.ArrayList;
 import java.util.List;
 
 public class RedundantNullCheckMethodTransformer extends MethodTransformer {
-    public RedundantNullCheckMethodTransformer(MethodTransformer methodTransformer) {
-        super(methodTransformer);
-    }
 
     @Override
     public void transform(@NotNull String internalClassName, @NotNull MethodNode methodNode) {
-
         while (removeRedundantNullCheckPass(internalClassName, methodNode)) {
             //do nothing
         }
-
-        super.transform(internalClassName, methodNode);
     }
 
     private static boolean removeRedundantNullCheckPass(@NotNull String internalClassName, @NotNull MethodNode methodNode) {
diff --git a/compiler/backend/src/org/jetbrains/jet/codegen/optimization/transformer/MethodTransformer.java b/compiler/backend/src/org/jetbrains/jet/codegen/optimization/transformer/MethodTransformer.java
index 276e2a13404..2de3633cef4 100644
--- a/compiler/backend/src/org/jetbrains/jet/codegen/optimization/transformer/MethodTransformer.java
+++ b/compiler/backend/src/org/jetbrains/jet/codegen/optimization/transformer/MethodTransformer.java
@@ -21,11 +21,6 @@ import org.jetbrains.org.objectweb.asm.tree.MethodNode;
 import org.jetbrains.org.objectweb.asm.tree.analysis.*;
 
 public abstract class MethodTransformer {
-    private final MethodTransformer delegate;
-
-    protected MethodTransformer(MethodTransformer delegate) {
-        this.delegate = delegate;
-    }
 
     protected static <V extends Value> Frame<V>[] runAnalyzer(
             @NotNull Analyzer<V> analyzer,
@@ -47,9 +42,5 @@ public abstract class MethodTransformer {
         return runAnalyzer(new Analyzer<V>(interpreter), internalClassName, node);
     }
 
-    public void transform(@NotNull String internalClassName, @NotNull MethodNode methodNode) {
-        if (delegate != null) {
-            delegate.transform(internalClassName, methodNode);
-        }
-    }
+    abstract public void transform(@NotNull String internalClassName, @NotNull MethodNode methodNode);
 }