Refactoring: move several utils from js module to frontend

compiler/frontend/src/org/jetbrains/kotlin/psi/KtPsiUtil.java

@@ -874,4 +874,16 @@ public class KtPsiUtil {
     public static boolean isStatement(@NotNull PsiElement element) {
         return isStatementContainer(element.getParent());
     }
+
+    public static boolean isInOrNotInOperation(@NotNull KtBinaryExpression binaryExpression) {
+        return isInOperation(binaryExpression) || isNotInOperation(binaryExpression);
+    }
+
+    public static boolean isNotInOperation(@NotNull KtBinaryExpression binaryExpression) {
+        return (binaryExpression.getOperationToken() == KtTokens.NOT_IN);
+    }
+
+    private static boolean isInOperation(@NotNull KtBinaryExpression binaryExpression) {
+        return (binaryExpression.getOperationToken() == KtTokens.IN_KEYWORD);
+    }
 }

js/js.translator/src/org/jetbrains/kotlin/js/translate/operation/BinaryOperationTranslator.java

@@ -34,6 +34,7 @@ import org.jetbrains.kotlin.lexer.KtToken;
 import org.jetbrains.kotlin.lexer.KtTokens;
 import org.jetbrains.kotlin.psi.KtBinaryExpression;
 import org.jetbrains.kotlin.psi.KtExpression;
+import org.jetbrains.kotlin.psi.KtPsiUtil;
 import org.jetbrains.kotlin.resolve.bindingContextUtil.BindingContextUtilsKt;
 import org.jetbrains.kotlin.resolve.calls.callUtil.CallUtilKt;
 import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall;
@@ -47,7 +48,8 @@ import static org.jetbrains.kotlin.js.translate.operation.AssignmentTranslator.i
 import static org.jetbrains.kotlin.js.translate.operation.CompareToTranslator.isCompareToCall;
 import static org.jetbrains.kotlin.js.translate.utils.BindingUtils.getCallableDescriptorForOperationExpression;
 import static org.jetbrains.kotlin.js.translate.utils.JsAstUtils.not;
-import static org.jetbrains.kotlin.js.translate.utils.PsiUtils.*;
+import static org.jetbrains.kotlin.js.translate.utils.PsiUtils.getOperationToken;
+import static org.jetbrains.kotlin.js.translate.utils.PsiUtils.isNegatedOperation;
 
 public final class BinaryOperationTranslator extends AbstractTranslator {
 
@@ -260,7 +262,7 @@ public final class BinaryOperationTranslator extends AbstractTranslator {
 
     @NotNull
     private JsExpression getReceiver() {
-        if (isInOrNotInOperation(expression)) {
+        if (KtPsiUtil.isInOrNotInOperation(expression)) {
             return Translation.translateAsExpression(rightKtExpression, context());
         } else {
             return Translation.translateAsExpression(leftKtExpression, context());

js/js.translator/src/org/jetbrains/kotlin/js/translate/utils/PsiUtils.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2010-2015 JetBrains s.r.o.
+ * Copyright 2010-2017 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.
@@ -93,20 +93,8 @@ public final class PsiUtils {
         return (token == KtTokens.EQ);
     }
 
-    public static boolean isInOrNotInOperation(@NotNull KtBinaryExpression binaryExpression) {
-        return isInOperation(binaryExpression) || isNotInOperation(binaryExpression);
-    }
-
-    private static boolean isNotInOperation(@NotNull KtBinaryExpression binaryExpression) {
-        return (binaryExpression.getOperationToken() == KtTokens.NOT_IN);
-    }
-
     public static boolean isNegatedOperation(@NotNull KtBinaryExpression binaryExpression) {
-        return (binaryExpression.getOperationToken() == KtTokens.EXCLEQ) || isNotInOperation(binaryExpression);
+        return (binaryExpression.getOperationToken() == KtTokens.EXCLEQ) || KtPsiUtil.isNotInOperation(binaryExpression);
-    }
-
-    private static boolean isInOperation(@NotNull KtBinaryExpression binaryExpression) {
-        return (binaryExpression.getOperationToken() == KtTokens.IN_KEYWORD);
     }
 
     @NotNull