diff --git a/compiler/tests-common/tests/org/jetbrains/kotlin/test/testFramework/mock/KtMockFileTypeManager.java.183 b/compiler/tests-common/tests/org/jetbrains/kotlin/test/testFramework/mock/KtMockFileTypeManager.java.183
deleted file mode 100644
index ef8743d263b..00000000000
--- a/compiler/tests-common/tests/org/jetbrains/kotlin/test/testFramework/mock/KtMockFileTypeManager.java.183
+++ /dev/null
@@ -1,161 +0,0 @@
-/*
- * Copyright 2010-2016 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.test.testFramework.mock;
-
-import com.intellij.openapi.fileTypes.*;
-import com.intellij.openapi.project.Project;
-import com.intellij.openapi.vfs.VirtualFile;
-import com.intellij.util.ArrayUtil;
-import com.intellij.util.IncorrectOperationException;
-import org.jetbrains.annotations.NonNls;
-import org.jetbrains.annotations.NotNull;
-import org.jetbrains.annotations.Nullable;
-
-import java.util.Collections;
-import java.util.List;
-import java.util.Locale;
-
-public class KtMockFileTypeManager extends FileTypeManager {
-    private final FileType fileType;
-
-    public KtMockFileTypeManager(FileType fileType) {
-        this.fileType = fileType;
-    }
-
-    @Override
-    @NotNull
-    public String getIgnoredFilesList() {
-        throw new IncorrectOperationException();
-    }
-
-    @Override
-    public void setIgnoredFilesList(@NotNull String list) {
-    }
-
-    @Override
-    public void registerFileType(@NotNull FileType type, @NotNull List<FileNameMatcher> defaultAssociations) {
-    }
-
-    @Override
-    @NotNull
-    public FileType getFileTypeByFileName(@NotNull String fileName) {
-        return fileType;
-    }
-
-    @Override
-    @NotNull
-    public FileType getFileTypeByFile(@NotNull VirtualFile file) {
-        return fileType;
-    }
-
-    @Override
-    @NotNull
-    public FileType getFileTypeByExtension(@NotNull String extension) {
-        return fileType;
-    }
-
-    @Override
-    @NotNull
-    public FileType[] getRegisteredFileTypes() {
-        return FileType.EMPTY_ARRAY;
-    }
-
-    @Override
-    public boolean isFileIgnored(@NotNull String name) {
-        return false;
-    }
-
-    @Override
-    public boolean isFileIgnored(@NotNull VirtualFile file) {
-        return false;
-    }
-
-    @Override
-    @NotNull
-    public String[] getAssociatedExtensions(@NotNull FileType type) {
-        return ArrayUtil.EMPTY_STRING_ARRAY;
-    }
-
-    @Override
-    public void addFileTypeListener(@NotNull FileTypeListener listener) {
-    }
-
-    @Override
-    public void removeFileTypeListener(@NotNull FileTypeListener listener) {
-    }
-
-    @Override
-    public FileType getKnownFileTypeOrAssociate(@NotNull VirtualFile file) {
-        return file.getFileType();
-    }
-
-    @Override
-    public FileType getKnownFileTypeOrAssociate(@NotNull VirtualFile file, @NotNull Project project) {
-        return getKnownFileTypeOrAssociate(file);
-    }
-
-    @Override
-    @NotNull
-    public List<FileNameMatcher> getAssociations(@NotNull FileType type) {
-        return Collections.emptyList();
-    }
-
-    @Override
-    public void associate(@NotNull FileType type, @NotNull FileNameMatcher matcher) {
-    }
-
-    @Override
-    public void removeAssociation(@NotNull FileType type, @NotNull FileNameMatcher matcher) {
-    }
-
-    @Override
-    @NotNull
-    public FileType getStdFileType(@NotNull @NonNls String fileTypeName) {
-        if ("ARCHIVE".equals(fileTypeName) || "CLASS".equals(fileTypeName)) return UnknownFileType.INSTANCE;
-        if ("PLAIN_TEXT".equals(fileTypeName)) return PlainTextFileType.INSTANCE;
-        if ("JAVA".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.ide.highlighter.JavaFileType", fileTypeName);
-        if ("XML".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.ide.highlighter.XmlFileType", fileTypeName);
-        if ("DTD".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.ide.highlighter.DTDFileType", fileTypeName);
-        if ("JSP".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.ide.highlighter.NewJspFileType", fileTypeName);
-        if ("JSPX".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.ide.highlighter.JspxFileType", fileTypeName);
-        if ("HTML".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.ide.highlighter.HtmlFileType", fileTypeName);
-        if ("XHTML".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.ide.highlighter.XHtmlFileType", fileTypeName);
-        if ("JavaScript".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.lang.javascript.JavaScriptFileType", fileTypeName);
-        if ("Properties".equals(fileTypeName)) return loadFileTypeSafe("com.intellij.lang.properties.PropertiesFileType", fileTypeName);
-        return new KtMockLanguageFileType(PlainTextLanguage.INSTANCE, fileTypeName.toLowerCase());
-    }
-
-    private static FileType loadFileTypeSafe(String className, String fileTypeName) {
-        try {
-            return (FileType)Class.forName(className).getField("INSTANCE").get(null);
-        }
-        catch (Exception ignored) {
-            return new KtMockLanguageFileType(PlainTextLanguage.INSTANCE, fileTypeName.toLowerCase(Locale.ENGLISH));
-        }
-    }
-
-    @Override
-    public boolean isFileOfType(@NotNull VirtualFile file, @NotNull FileType type) {
-        return false;
-    }
-
-    @Nullable
-    @Override
-    public FileType findFileTypeByName(@NotNull String fileTypeName) {
-        return null;
-    }
-}
\ No newline at end of file