FIR: make inference context mandatory in withNullability() etc.

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/Fir2IrTypeConverter.kt

@@ -9,6 +9,7 @@ import org.jetbrains.kotlin.fir.expressions.FirAnnotationCall
 import org.jetbrains.kotlin.fir.expressions.classId
 import org.jetbrains.kotlin.fir.languageVersionSettings
 import org.jetbrains.kotlin.fir.resolve.fullyExpandedType
+import org.jetbrains.kotlin.fir.resolve.inference.inferenceComponents
 import org.jetbrains.kotlin.fir.resolve.substitution.AbstractConeSubstitutor
 import org.jetbrains.kotlin.fir.resolve.toSymbol
 import org.jetbrains.kotlin.fir.typeContext
@@ -222,6 +223,9 @@ class Fir2IrTypeConverter(
     private fun approximateType(type: ConeKotlinType): ConeKotlinType {
         if (type is ConeClassLikeType && type.typeArguments.isEmpty()) return type
         val substitutor = object : AbstractConeSubstitutor() {
+            override val typeInferenceContext: ConeInferenceContext
+                get() = session.inferenceComponents.ctx
+
             override fun substituteType(type: ConeKotlinType): ConeKotlinType? {
                 return if (type is ConeIntersectionType) {
                     type.alternativeType?.let { substituteOrSelf(it) }

compiler/fir/fir2ir/src/org/jetbrains/kotlin/fir/backend/generators/CallAndReferenceGenerator.kt

@@ -665,6 +665,9 @@ class CallAndReferenceGenerator(
     }
 
     private val starProjectionApproximator = object : AbstractConeSubstitutor() {
+        override val typeInferenceContext: ConeInferenceContext
+            get() = session.inferenceComponents.ctx
+
         override fun substituteType(type: ConeKotlinType): ConeKotlinType? {
             if (type !is ConeClassLikeType || type.typeArguments.none { it == ConeStarProjection }) return null
             val fir = type.lookupTag.toSymbol(session)?.fir as? FirTypeParameterRefsOwner ?: return null