diff --git a/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/IncrementalConstantSearchTest.kt.173 b/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/IncrementalConstantSearchTest.kt.173
deleted file mode 100644
index 7a05d9e9c08..00000000000
--- a/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/IncrementalConstantSearchTest.kt.173
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * Copyright 2010-2015 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.kotlin.jps.build
-
-import org.jetbrains.jps.builders.java.dependencyView.Callbacks
-import com.intellij.util.concurrency.FixedFuture
-import java.io.File
-import java.util.concurrent.Future
-
-class IncrementalConstantSearchTest : AbstractIncrementalJpsTest() {
-    fun testJavaConstantChangedUsedInKotlin() {
-        doTest("jps-plugin/testData/incremental/custom/javaConstantChangedUsedInKotlin/")
-    }
-
-    fun testJavaConstantUnchangedUsedInKotlin() {
-        doTest("jps-plugin/testData/incremental/custom/javaConstantUnchangedUsedInKotlin/")
-    }
-
-    fun testKotlinConstantChangedUsedInJava() {
-        doTest("jps-plugin/testData/incremental/custom/kotlinConstantChangedUsedInJava/")
-    }
-
-    fun testKotlinJvmFieldChangedUsedInJava() {
-        doTest("jps-plugin/testData/incremental/custom/kotlinJvmFieldChangedUsedInJava/")
-    }
-
-    fun testKotlinConstantUnchangedUsedInJava() {
-        doTest("jps-plugin/testData/incremental/custom/kotlinConstantUnchangedUsedInJava/")
-    }
-
-    fun testKotlinJvmFieldUnchangedUsedInJava() {
-        doTest("jps-plugin/testData/incremental/custom/kotlinJvmFieldUnchangedUsedInJava/")
-    }
-
-    override val mockConstantSearch: Callbacks.ConstantAffectionResolver?
-        get() = object : Callbacks.ConstantAffectionResolver {
-            override fun request(
-                    ownerClassName: String?,
-                    fieldName: String?,
-                    accessFlags: Int,
-                    fieldRemoved: Boolean,
-                    accessChanged: Boolean
-            ): Future<Callbacks.ConstantAffection> {
-                // We emulate how constant affection service works in IDEA:
-                // it is able to find Kotlin usages of Java constant, but can't find Java usages of Kotlin constant
-                val affectedFiles =
-                        when {
-                            ownerClassName == "JavaClass" && fieldName == "CONST" -> listOf(File(workDir, "src/usage.kt"))
-                            ownerClassName == "test.Klass" && fieldName == "CONST" -> listOf(File(workDir, "src/Usage.java"))
-                            else -> emptyList()
-                        }
-
-                return FixedFuture(Callbacks.ConstantAffection(affectedFiles))
-            }
-        }
-}
\ No newline at end of file
diff --git a/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/MockJavaConstantSearch.kt.173 b/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/MockJavaConstantSearch.kt.173
deleted file mode 100644
index 72084d3482e..00000000000
--- a/jps/jps-plugin/jps-tests/test/org/jetbrains/kotlin/jps/build/MockJavaConstantSearch.kt.173
+++ /dev/null
@@ -1,28 +0,0 @@
-/*
- * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
- * that can be found in the license/LICENSE.txt file.
- */
-
-package org.jetbrains.kotlin.jps.build
-
-import com.intellij.util.concurrency.FixedFuture
-import org.jetbrains.jps.builders.java.dependencyView.Callbacks
-import java.io.File
-import java.util.concurrent.Future
-
-class MockJavaConstantSearch(private val workDir: File) : Callbacks.ConstantAffectionResolver {
-    override fun request(
-        ownerClassName: String,
-        fieldName: String,
-        accessFlags: Int,
-        fieldRemoved: Boolean,
-        accessChanged: Boolean
-    ): Future<Callbacks.ConstantAffection> {
-        val affectedFiles = workDir.walk().filter { it.isFile && it.isNameUsage() }
-        return FixedFuture(Callbacks.ConstantAffection(affectedFiles.toList()))
-    }
-
-    private fun File.isNameUsage(): Boolean =
-        name.equals("usage.kt", ignoreCase = true)
-                || name.equals("usage.java", ignoreCase = true)
-}
\ No newline at end of file
diff --git a/jps/jps-plugin/resources/META-INF/services/org.jetbrains.jps.builders.java.JavaBuilderExtension.173 b/jps/jps-plugin/resources/META-INF/services/org.jetbrains.jps.builders.java.JavaBuilderExtension.173
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinJavaBuilderExtension.kt.173 b/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/KotlinJavaBuilderExtension.kt.173
deleted file mode 100644
index e69de29bb2d..00000000000
diff --git a/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/ideaPlatform.kt.173 b/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/ideaPlatform.kt.173
deleted file mode 100644
index c014f4b30fa..00000000000
--- a/jps/jps-plugin/src/org/jetbrains/kotlin/jps/build/ideaPlatform.kt.173
+++ /dev/null
@@ -1,13 +0,0 @@
-/*
- * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
- * that can be found in the license/LICENSE.txt file.
- */
-
-package org.jetbrains.kotlin.jps.build
-
-import org.jetbrains.jps.incremental.CompileContext
-import org.jetbrains.jps.incremental.messages.CompilerMessage
-
-fun jpsReportInternalBuilderError(context: CompileContext, error: Throwable) {
-    KotlinBuilder.LOG.info(error)
-}
\ No newline at end of file