diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/DelegatingBindingTrace.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/DelegatingBindingTrace.java
index b1d4c65fd03..a31a5581000 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/DelegatingBindingTrace.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/DelegatingBindingTrace.java
@@ -108,15 +108,17 @@ public class DelegatingBindingTrace implements BindingTrace {
         addAllMyDataTo(trace, null, true);
     }
 
-    public void addAllMyDataTo(@NotNull BindingTrace trace, @Nullable Predicate<WritableSlice> filter, boolean commitDiagnostics) {
+    public void addAllMyDataTo(@NotNull BindingTrace trace, @Nullable TraceEntryFilter filter, boolean commitDiagnostics) {
         for (Map.Entry<SlicedMapKey<?, ?>, ?> entry : map) {
             SlicedMapKey slicedMapKey = entry.getKey();
-            Object value = entry.getValue();
 
             WritableSlice slice = slicedMapKey.getSlice();
-            if (filter == null || filter.apply(slice)) {
+            Object key = slicedMapKey.getKey();
+            Object value = entry.getValue();
+
+            if (filter == null || filter.accept(slice, key)) {
                 //noinspection unchecked
-                trace.record(slice, slicedMapKey.getKey(), value);
+                trace.record(slice, key, value);
             }
         }
 
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/TemporaryBindingTrace.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/TemporaryBindingTrace.java
index 3844bccf074..81487406673 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/TemporaryBindingTrace.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/TemporaryBindingTrace.java
@@ -41,7 +41,7 @@ public class TemporaryBindingTrace extends DelegatingBindingTrace {
         clear();
     }
 
-    public void commit(@NotNull Predicate<WritableSlice> filter, boolean commitDiagnostics) {
+    public void commit(@NotNull TraceEntryFilter filter, boolean commitDiagnostics) {
         addAllMyDataTo(trace, filter, commitDiagnostics);
         clear();
     }
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/TraceEntryFilter.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/TraceEntryFilter.java
new file mode 100644
index 00000000000..1371084c41c
--- /dev/null
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/TraceEntryFilter.java
@@ -0,0 +1,24 @@
+/*
+ * Copyright 2010-2012 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.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.jet.lang.resolve;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.jet.util.slicedmap.WritableSlice;
+
+public interface TraceEntryFilter {
+    boolean accept(@NotNull WritableSlice<?, ?> slice, Object key);
+}
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/CallResolver.java b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/CallResolver.java
index 561dc5cd121..459807caeae 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/CallResolver.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/resolve/calls/CallResolver.java
@@ -569,9 +569,9 @@ public class CallResolver {
                     task.getResolvedCalls().add(call);
                 }
 
-                context.candidateCall.getTrace().addAllMyDataTo(traceForResolutionCache, new Predicate<WritableSlice>() {
+                context.candidateCall.getTrace().addAllMyDataTo(traceForResolutionCache, new TraceEntryFilter() {
                     @Override
-                    public boolean apply(@Nullable WritableSlice slice) {
+                    public boolean accept(@NotNull WritableSlice<?, ?> slice, Object key) {
                         return slice == BindingContext.RESOLUTION_RESULTS_FOR_FUNCTION || slice == BindingContext.RESOLUTION_RESULTS_FOR_PROPERTY ||
                                slice == BindingContext.TRACE_DELTAS_CACHE;
                     }
diff --git a/compiler/frontend/src/org/jetbrains/jet/lang/types/expressions/ClosureExpressionsTypingVisitor.java b/compiler/frontend/src/org/jetbrains/jet/lang/types/expressions/ClosureExpressionsTypingVisitor.java
index 42219f8a286..096c1c0f2a6 100644
--- a/compiler/frontend/src/org/jetbrains/jet/lang/types/expressions/ClosureExpressionsTypingVisitor.java
+++ b/compiler/frontend/src/org/jetbrains/jet/lang/types/expressions/ClosureExpressionsTypingVisitor.java
@@ -125,9 +125,9 @@ public class ClosureExpressionsTypingVisitor extends ExpressionTypingVisitor {
             returnType = context.expressionTypingServices.getBlockReturnedType(functionInnerScope, bodyExpression, CoercionStrategy.COERCION_TO_UNIT,
                     context.replaceExpectedType(returnType).replaceBindingTrace(temporaryTrace), temporaryTrace).getType();
         }
-        temporaryTrace.commit(new Predicate<WritableSlice>() {
+        temporaryTrace.commit(new TraceEntryFilter() {
             @Override
-            public boolean apply(@Nullable WritableSlice slice) {
+            public boolean accept(@NotNull WritableSlice<?, ?> slice, Object key) {
                 return (slice != BindingContext.RESOLUTION_RESULTS_FOR_FUNCTION && slice != BindingContext.RESOLUTION_RESULTS_FOR_PROPERTY &&
                         slice != BindingContext.TRACE_DELTAS_CACHE);
             }