[JS IR] Minor style fixes in JS IR IC infra

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/CacheUpdater.kt

@@ -478,11 +478,11 @@ class CacheUpdater(
         }
 
         fun collectFilesToRebuildSignatures(
-            filesWithModifiedExports: KotlinSourceFileMap<UpdatedDependenciesMetadata>
+            filesWithModifiedExportsOrImports: KotlinSourceFileMap<UpdatedDependenciesMetadata>
         ): KotlinSourceFileMap<KotlinSourceFileExports> {
             val libFilesToRebuild = KotlinSourceFileMutableMap<KotlinSourceFileExports>()
 
-            for ((libFile, srcFiles) in filesWithModifiedExports) {
+            for ((libFile, srcFiles) in filesWithModifiedExportsOrImports) {
                 val filesToRebuild by lazy(LazyThreadSafetyMode.NONE) { libFilesToRebuild.getOrPutFiles(libFile) }
                 val fileStats by lazy(LazyThreadSafetyMode.NONE) { dirtyFileStats.getOrPutFiles(libFile) }
                 val cache = getLibIncrementalCache(libFile)
@@ -697,7 +697,9 @@ class CacheUpdater(
         // Load declarations referenced during `context` initialization
         loadedIr.loadUnboundSymbols()
 
-        val dirtyFiles = dirtyFileExports.entries.associateTo(newHashMapWithExpectedSize(dirtyFileExports.size)) { it.key to HashSet(it.value.keys) }
+        val dirtyFiles = dirtyFileExports.entries.associateTo(newHashMapWithExpectedSize(dirtyFileExports.size)) {
+            it.key to HashSet(it.value.keys)
+        }
 
         stopwatch.startNext("Processing IR - updating intrinsics and builtins dependencies")
         updater.updateStdlibIntrinsicDependencies(loadedIr, mainModuleFragment, dirtyFiles)

compiler/ir/backend.js/src/org/jetbrains/kotlin/ir/backend/js/ic/ICUtils.kt

@@ -8,6 +8,8 @@ package org.jetbrains.kotlin.ir.backend.js.ic
 import org.jetbrains.kotlin.ir.declarations.IrModuleFragment
 import org.jetbrains.kotlin.protobuf.CodedInputStream
 import org.jetbrains.kotlin.protobuf.CodedOutputStream
+import org.jetbrains.kotlin.utils.newHashMapWithExpectedSize
+import org.jetbrains.kotlin.utils.newHashSetWithExpectedSize
 import java.io.File
 import java.io.OutputStream
 
@@ -41,11 +43,11 @@ internal fun notFoundIcError(what: String, libFile: KotlinLibraryFile? = null, s
 }
 
 internal inline fun <E> buildSetUntil(to: Int, builderAction: MutableSet<E>.(Int) -> Unit): Set<E> {
-    return HashSet<E>(to).apply { repeat(to) { builderAction(it) } }
+    return newHashSetWithExpectedSize<E>(to).apply { repeat(to) { builderAction(it) } }
 }
 
 internal inline fun <K, V> buildMapUntil(to: Int, builderAction: MutableMap<K, V>.(Int) -> Unit): Map<K, V> {
-    return HashMap<K, V>(to).apply { repeat(to) { builderAction(it) } }
+    return newHashMapWithExpectedSize<K, V>(to).apply { repeat(to) { builderAction(it) } }
 }
 
 internal fun findStdlib(