Support bound callable reference inlining in IR

compiler/backend/src/org/jetbrains/kotlin/codegen/inline/LambdaInfo.kt

@@ -188,7 +188,7 @@ internal fun Type.boxReceiverForBoundReference() =
 internal fun Type.boxReceiverForBoundReference(kotlinType: KotlinType, typeMapper: KotlinTypeMapper) =
     AsmUtil.boxType(this, kotlinType, typeMapper)
 
-abstract class ExpressionLambda(protected val typeMapper: KotlinTypeMapper, isCrossInline: Boolean) : LambdaInfo(isCrossInline) {
+abstract class ExpressionLambda(isCrossInline: Boolean) : LambdaInfo(isCrossInline) {
     override fun generateLambdaBody(sourceCompiler: SourceCompilerForInline, reifiedTypeInliner: ReifiedTypeInliner) {
         node = sourceCompiler.generateLambdaBody(this)
     }
@@ -200,7 +200,7 @@ class PsiExpressionLambda(
     languageVersionSettings: LanguageVersionSettings,
     isCrossInline: Boolean,
     override val isBoundCallableReference: Boolean
-) : ExpressionLambda(typeMapper, isCrossInline) {
+) : ExpressionLambda(isCrossInline) {
 
     override val lambdaClassType: Type