[NI] Fix completion of error delegates with receiver with type parameters

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/inference/components/KotlinConstraintSystemCompleter.kt

@@ -217,6 +217,13 @@ class KotlinConstraintSystemCompleter(
                 typeConstructor.takeIf { c.notFixedTypeVariables.containsKey(typeConstructor) }
             }
 
+            /*
+             * Hack for completing error candidates in delegate resolve
+             */
+            if (this is StubResolvedAtom && typeVariable in c.notFixedTypeVariables) {
+                to += typeVariable
+            }
+
             if (analyzed) {
                 subResolvedAtoms?.forEach { it.process(to) }
             }

compiler/resolution/src/org/jetbrains/kotlin/resolve/calls/model/ResolutionAtoms.kt

@@ -18,6 +18,7 @@ import org.jetbrains.kotlin.resolve.calls.inference.model.NewTypeVariable
 import org.jetbrains.kotlin.resolve.calls.inference.model.TypeVariableForLambdaReturnType
 import org.jetbrains.kotlin.resolve.calls.tasks.ExplicitReceiverKind
 import org.jetbrains.kotlin.types.KotlinType
+import org.jetbrains.kotlin.types.TypeConstructor
 import org.jetbrains.kotlin.types.TypeSubstitutor
 import org.jetbrains.kotlin.types.UnwrappedType
 import org.jetbrains.kotlin.types.model.KotlinTypeMarker
@@ -246,4 +247,12 @@ class PartialCallContainer(val result: PartialCallResolutionResult?) {
     companion object {
         val empty = PartialCallContainer(null)
     }
+}
+
+/*
+ * Used only for delegated properties with one good candidate and one for bad
+ * e.g. in case `var x by lazy { "" }
+ */
+class StubResolvedAtom(val typeVariable: TypeConstructor) : ResolvedAtom() {
+    override val atom: ResolutionAtom? get() = null
 }