IC: remove CacheVersionManager usages from build_common.

They are kept up to date but was never used.

compiler/incremental-compilation-impl/src/org/jetbrains/kotlin/incremental/IncrementalCompilerRunner.kt

@@ -29,7 +29,6 @@ import org.jetbrains.kotlin.config.Services
 import org.jetbrains.kotlin.incremental.components.ExpectActualTracker
 import org.jetbrains.kotlin.incremental.components.LookupTracker
 import org.jetbrains.kotlin.incremental.parsing.classesFqNames
-import org.jetbrains.kotlin.incremental.storage.version.CacheVersionManager
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.progress.CompilationCanceledStatus
 import java.io.File
@@ -41,7 +40,6 @@ abstract class IncrementalCompilerRunner<
 >(
     workingDir: File,
     cacheDirName: String,
-    protected val cachesVersionManagers: List<CacheVersionManager>,
     protected val reporter: ICReporter,
     private val buildHistoryFile: File,
         private val localStateDirs: Collection<File> = emptyList()
@@ -270,10 +268,6 @@ abstract class IncrementalCompilerRunner<
         val dirtyData = DirtyData(buildDirtyLookupSymbols, buildDirtyFqNames)
         processChangesAfterBuild(compilationMode, currentBuildInfo, dirtyData)
 
-        if (exitCode == ExitCode.OK) {
-            cachesVersionManagers.forEach { it.writeVersion() }
-        }
-
         return exitCode
     }
 

compiler/incremental-compilation-impl/src/org/jetbrains/kotlin/incremental/IncrementalJsCompilerRunner.kt

@@ -26,7 +26,6 @@ import org.jetbrains.kotlin.config.Services
 import org.jetbrains.kotlin.incremental.components.ExpectActualTracker
 import org.jetbrains.kotlin.incremental.components.LookupTracker
 import org.jetbrains.kotlin.incremental.js.*
-import org.jetbrains.kotlin.incremental.storage.version.CacheVersionManager
 import org.jetbrains.kotlin.incremental.multiproject.EmptyModulesApiHistory
 import org.jetbrains.kotlin.incremental.multiproject.ModulesApiHistory
 import java.io.File
@@ -43,10 +42,8 @@ fun makeJsIncrementally(
     val buildHistoryFile = File(cachesDir, "build-history.bin")
 
     withJsIC {
-        val versions = commonCacheVersionsManagers(cachesDir, true) + standaloneCacheVersionManager(cachesDir, true)
-
         val compiler = IncrementalJsCompilerRunner(
-            cachesDir, versions, reporter,
+            cachesDir, reporter,
             buildHistoryFile = buildHistoryFile,
             modulesApiHistory = EmptyModulesApiHistory)
         compiler.compile(allKotlinFiles, args, messageCollector, providedChangedFiles = null)
@@ -66,14 +63,12 @@ inline fun <R> withJsIC(fn: () -> R): R {
 
 class IncrementalJsCompilerRunner(
     workingDir: File,
-    cachesVersionManagers: List<CacheVersionManager>,
     reporter: ICReporter,
         buildHistoryFile: File,
         private val modulesApiHistory: ModulesApiHistory
 ) : IncrementalCompilerRunner<K2JSCompilerArguments, IncrementalJsCachesManager>(
     workingDir,
     "caches-js",
-    cachesVersionManagers,
     reporter,
         buildHistoryFile = buildHistoryFile
 ) {

compiler/incremental-compilation-impl/src/org/jetbrains/kotlin/incremental/IncrementalJvmCompilerRunner.kt

@@ -65,12 +65,10 @@ fun makeIncrementally(
     val buildHistoryFile = File(cachesDir, "build-history.bin")
 
     withIC {
-        val versions = commonCacheVersionsManagers(cachesDir, true) + standaloneCacheVersionManager(cachesDir, true)
-
         val compiler = IncrementalJvmCompilerRunner(
                 cachesDir,
                 sourceRoots.map { JvmSourceRoot(it, null) }.toSet(),
-                versions, reporter,
+                reporter,
                 // Use precise setting in case of non-Gradle build
                 usePreciseJavaTracking = true,
                 localStateDirs = emptyList(),
@@ -102,7 +100,6 @@ inline fun <R> withIC(enabled: Boolean = true, fn: ()->R): R {
 class IncrementalJvmCompilerRunner(
     workingDir: File,
     private val javaSourceRoots: Set<JvmSourceRoot>,
-    cachesVersionManagers: List<CacheVersionManager>,
     reporter: ICReporter,
     private val usePreciseJavaTracking: Boolean,
     buildHistoryFile: File,
@@ -112,7 +109,6 @@ class IncrementalJvmCompilerRunner(
 ) : IncrementalCompilerRunner<K2JVMCompilerArguments, IncrementalJvmCachesManager>(
     workingDir,
     "caches-jvm",
-    cachesVersionManagers,
     reporter,
     localStateDirs = localStateDirs,
         buildHistoryFile = buildHistoryFile

compiler/incremental-compilation-impl/src/org/jetbrains/kotlin/incremental/cacheVersions.kt

@@ -1,40 +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.incremental
-
-import org.jetbrains.kotlin.incremental.storage.version.CacheVersionManager
-import org.jetbrains.kotlin.incremental.storage.version.localCacheVersionManager
-import org.jetbrains.kotlin.incremental.storage.version.lookupsCacheVersionManager
-import java.io.File
-
-internal const val STANDALONE_CACHE_VERSION = 2
-internal const val STANDALONE_VERSION_FILE_NAME = "standalone-ic-format-version.txt"
-
-fun standaloneCacheVersionManager(dataRoot: File, enabled: Boolean): CacheVersionManager =
-    customCacheVersionManager(STANDALONE_CACHE_VERSION, STANDALONE_VERSION_FILE_NAME, dataRoot, enabled)
-
-fun customCacheVersionManager(version: Int, fileName: String, dataRoot: File, enabled: Boolean): CacheVersionManager =
-    CacheVersionManager(
-        File(dataRoot, fileName),
-        if (enabled) version else null
-    )
-
-fun commonCacheVersionsManagers(cachesDir: File, enabled: Boolean): List<CacheVersionManager> =
-    listOf(
-        localCacheVersionManager(cachesDir, enabled),
-        lookupsCacheVersionManager(cachesDir, enabled)
-    )