Simplify reportOnElement

Relates to #KT-38959

compiler/frontend/src/org/jetbrains/kotlin/resolve/DescriptorResolver.java

@@ -1330,8 +1330,7 @@ public class DescriptorResolver {
             }
 
             if (isStaticNestedClass(classDescriptor)) {
-                PsiElement onReport = (reportErrorsOn instanceof KtConstructorDelegationCall)
-                                      ? CallResolverUtilKt.reportOnElement((KtConstructorDelegationCall) reportErrorsOn) : reportErrorsOn;
+                PsiElement onReport = CallResolverUtilKt.reportOnElement(reportErrorsOn);
                 trace.report(INACCESSIBLE_OUTER_CLASS_EXPRESSION.on(onReport, classDescriptor));
                 return false;
             }

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/CallResolver.java

@@ -522,8 +522,7 @@ public class CallResolver {
     @Nullable
     private PsiElement calcReportOn(@NotNull KtConstructorDelegationReferenceExpression calleeExpression) {
         PsiElement delegationCall = calleeExpression.getParent();
-        return delegationCall instanceof KtConstructorDelegationCall
-               ? CallResolverUtilKt.reportOnElement((KtConstructorDelegationCall) delegationCall) : delegationCall;
+        return CallResolverUtilKt.reportOnElement(delegationCall);
     }
 
     @NotNull

compiler/frontend/src/org/jetbrains/kotlin/resolve/calls/CallResolverUtil.kt

@@ -6,6 +6,7 @@
 package org.jetbrains.kotlin.resolve.calls.callResolverUtil
 
 import com.google.common.collect.Lists
+import com.intellij.psi.PsiElement
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.builtins.ReflectionTypes
 import org.jetbrains.kotlin.builtins.isSuspendFunctionType
@@ -322,6 +323,8 @@ fun createResolutionCandidatesForConstructors(
     }
 }
 
-internal fun KtConstructorDelegationCall.reportOnElement() = if (this.isImplicit) {
-    this.getStrictParentOfType<KtSecondaryConstructor>()!!
-} else this
+internal fun PsiElement.reportOnElement() =
+    (this as? KtConstructorDelegationCall)
+        ?.takeIf { isImplicit }
+        ?.let { getStrictParentOfType<KtSecondaryConstructor>()!! }
+        ?: this