[FIR] Update type parameter use-sites to use type parameter refs

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/FirJavaElementFinder.kt

@@ -88,7 +88,7 @@ class FirJavaElementFinder(
 
         newTypeParameterList(
             stub,
-            firClass.typeParameters.map { Pair(it.name.asString(), arrayOf(CommonClassNames.JAVA_LANG_OBJECT)) }
+            firClass.typeParameters.filterIsInstance<FirTypeParameter>().map { Pair(it.name.asString(), arrayOf(CommonClassNames.JAVA_LANG_OBJECT)) }
         )
 
         val superTypeRefs = when {

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/JavaUtils.kt

@@ -318,7 +318,7 @@ private fun JavaClassifierType.toConeKotlinTypeForFlexibleBound(
 private fun FirRegularClass.createRawArguments(
     defaultArgs: List<ConeStarProjection>,
     position: TypeComponentPosition
-) = typeParameters.map { typeParameter ->
+) = typeParameters.filterIsInstance<FirTypeParameter>().map { typeParameter ->
     val erasedUpperBound = typeParameter.getErasedUpperBound {
         defaultType().withArguments(defaultArgs.toTypedArray())
     }

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/declarations/FirJavaClass.kt

@@ -43,7 +43,7 @@ class FirJavaClass @FirImplementationDetail internal constructor(
     override val scopeProvider: FirScopeProvider,
     override val symbol: FirRegularClassSymbol,
     override val superTypeRefs: MutableList<FirTypeRef>,
-    override val typeParameters: MutableList<FirTypeParameter>,
+    override val typeParameters: MutableList<FirTypeParameterRef>,
     internal val javaTypeParameterStack: JavaTypeParameterStack,
     internal val existingNestedClassifierNames: List<Name>
 ) : FirRegularClass() {
@@ -114,7 +114,7 @@ internal class FirJavaClassBuilder : AbstractFirRegularClassBuilder, FirAnnotati
     override var resolvePhase: FirResolvePhase = FirResolvePhase.RAW_FIR
     override lateinit var name: Name
     override val annotations: MutableList<FirAnnotationCall> = mutableListOf()
-    override val typeParameters: MutableList<FirTypeParameter> = mutableListOf()
+    override val typeParameters: MutableList<FirTypeParameterRef> = mutableListOf()
     override lateinit var status: FirDeclarationStatus
     override lateinit var classKind: ClassKind
     override val declarations: MutableList<FirDeclaration> = mutableListOf()

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/declarations/FirJavaConstructor.kt

@@ -34,7 +34,7 @@ class FirJavaConstructor @FirImplementationDetail constructor(
     override val isPrimary: Boolean,
     override var returnTypeRef: FirTypeRef,
     override val valueParameters: MutableList<FirValueParameter>,
-    override val typeParameters: MutableList<FirTypeParameter>,
+    override val typeParameters: MutableList<FirTypeParameterRef>,
     override val annotations: MutableList<FirAnnotationCall>,
     override var status: FirDeclarationStatus,
     override var resolvePhase: FirResolvePhase,

compiler/fir/java/src/org/jetbrains/kotlin/fir/java/declarations/FirJavaMethod.kt

@@ -59,7 +59,6 @@ class FirJavaMethod @FirImplementationDetail constructor(
     resolvePhase,
     returnTypeRef,
     receiverTypeRef,
-    typeParameters,
     valueParameters,
     body,
     status,
@@ -67,6 +66,7 @@ class FirJavaMethod @FirImplementationDetail constructor(
     name,
     symbol,
     annotations,
+    typeParameters,
 )
 
 private val ALL_JAVA_OPERATION_NAMES =