LookupTracker.DO_NOTHING is the default implementation of LookupTracker

compiler/frontend/src/org/jetbrains/kotlin/frontend/di/injection.kt

@@ -85,7 +85,6 @@ fun createContainerForBodyResolve(
 
     useInstance(statementFilter)
 
-    useInstance(LookupTracker.DO_NOTHING)
     useInstance(BodyResolveCache.ThrowException)
     useInstance(languageVersionSettings)
     useImpl<AnnotationResolverImpl>()
@@ -104,7 +103,6 @@ fun createContainerForLazyBodyResolve(
 ): StorageComponentContainer = createContainer("LazyBodyResolve", platform) {
     configureModule(moduleContext, platform, targetPlatformVersion, bindingTrace)
 
-    useInstance(LookupTracker.DO_NOTHING)
     useInstance(kotlinCodeAnalyzer)
     useInstance(kotlinCodeAnalyzer.fileScopeProvider)
     useInstance(bodyResolveCache)
@@ -157,7 +155,6 @@ fun createContainerForLazyResolve(
     configureModule(moduleContext, platform, targetPlatformVersion, bindingTrace)
 
     useInstance(declarationProviderFactory)
-    useInstance(LookupTracker.DO_NOTHING)
     useInstance(languageVersionSettings)
 
     useImpl<AnnotationResolverImpl>()

compiler/tests-common/org/jetbrains/kotlin/tests/di/injection.kt

@@ -26,7 +26,6 @@ import org.jetbrains.kotlin.container.useInstance
 import org.jetbrains.kotlin.context.ModuleContext
 import org.jetbrains.kotlin.descriptors.ModuleDescriptor
 import org.jetbrains.kotlin.frontend.di.configureModule
-import org.jetbrains.kotlin.incremental.components.LookupTracker
 import org.jetbrains.kotlin.resolve.*
 import org.jetbrains.kotlin.resolve.jvm.platform.JvmPlatform
 import org.jetbrains.kotlin.types.expressions.ExpressionTypingServices
@@ -35,7 +34,6 @@ import org.jetbrains.kotlin.types.expressions.FakeCallResolver
 fun createContainerForTests(project: Project, module: ModuleDescriptor): ContainerForTests {
     return ContainerForTests(createContainer("Tests", JvmPlatform) {
         configureModule(ModuleContext(module, project), JvmPlatform, JvmTarget.JVM_1_6)
-        useInstance(LookupTracker.DO_NOTHING)
         useInstance(LanguageVersionSettingsImpl.DEFAULT)
         useImpl<AnnotationResolverImpl>()
         useImpl<ExpressionTypingServices>()

core/descriptors/src/org/jetbrains/kotlin/incremental/components/LookupTracker.kt

@@ -16,8 +16,10 @@
 
 package org.jetbrains.kotlin.incremental.components
 
+import org.jetbrains.kotlin.container.DefaultImplementation
 import java.io.Serializable
 
+@DefaultImplementation(LookupTracker.DO_NOTHING::class)
 interface LookupTracker {
     // used in tests for more accurate checks
     val requiresPosition: Boolean
@@ -30,13 +32,11 @@ interface LookupTracker {
             name: String
     )
 
-    companion object {
+    object DO_NOTHING : LookupTracker {
-        val DO_NOTHING: LookupTracker = object : LookupTracker {
+        override val requiresPosition: Boolean
-            override val requiresPosition: Boolean
+            get() = false
-                get() = false
 
-            override fun record(filePath: String, position: Position, scopeFqName: String, scopeKind: ScopeKind, name: String) {
+        override fun record(filePath: String, position: Position, scopeFqName: String, scopeKind: ScopeKind, name: String) {
-            }
         }
     }
 }

core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/MetadataPackageFragmentProvider.kt

@@ -51,7 +51,7 @@ class MetadataPackageFragmentProvider(
                 this,
                 LocalClassifierTypeSettings.Default,
                 ErrorReporter.DO_NOTHING,
-                LookupTracker.Companion.DO_NOTHING,
+                LookupTracker.DO_NOTHING,
                 FlexibleTypeDeserializer.ThrowException,
                 emptyList(),
                 notFoundClasses, AdditionalClassPartsProvider.None, PlatformDependentDeclarationFilter.All

js/js.frontend/src/org/jetbrains/kotlin/frontend/js/di/injection.kt

@@ -24,7 +24,6 @@ import org.jetbrains.kotlin.container.useInstance
 import org.jetbrains.kotlin.context.ModuleContext
 import org.jetbrains.kotlin.descriptors.impl.ModuleDescriptorImpl
 import org.jetbrains.kotlin.frontend.di.configureModule
-import org.jetbrains.kotlin.incremental.components.LookupTracker
 import org.jetbrains.kotlin.js.resolve.JsPlatform
 import org.jetbrains.kotlin.resolve.*
 import org.jetbrains.kotlin.resolve.lazy.KotlinCodeAnalyzer
@@ -45,7 +44,6 @@ fun createTopDownAnalyzerForJs(
 
         CompilerEnvironment.configure(this)
 
-        useInstance(LookupTracker.DO_NOTHING)
         useInstance(languageVersionSettings)
         useImpl<ResolveSession>()
         useImpl<LazyTopDownAnalyzer>()