[kotlin] KTIJ-33966 outer class access simplified

(cherry picked from commit 7ae6ce72c1569785b3335fa0705907fb0cab23c3)

IJ-CR-168804

GitOrigin-RevId: 749028f5734c23f288bb6661748f6a0d6906edd5

plugins/kotlin/completion/impl-k2/src/org/jetbrains/kotlin/idea/completion/impl/k2/contributors/helpers/CallableMetadataProvider.kt

@@ -261,16 +261,15 @@ internal object CallableMetadataProvider {
     context(KaSession)
     @OptIn(KaExperimentalApi::class)
     private fun buildClassType(symbol: KaClassLikeSymbol): KaType = buildClassType(symbol) {
-        val parentTypeParameterCount = symbol.classId
-            ?.parentClassId
-            ?.let { findClass(it) }
-            ?.defaultType
-            ?.expandedSymbol
-            ?.typeParameters
-            ?.size ?: 0
+        val containingSymbol = if (symbol is KaNamedClassSymbol && symbol.isInner)
+            symbol.containingDeclaration as? KaClassSymbol
+        else
+            null
 
+        val times = (containingSymbol?.typeParameters?.size ?: 0) +
+                symbol.typeParameters.size
         @OptIn(KaExperimentalApi::class)
-        repeat(parentTypeParameterCount + symbol.typeParameters.size) {
+        repeat(times) {
             argument(buildStarTypeProjection())
         }
     }