[k1] add information about context receiver labels to ContextClassReceiver/ContextReceiver

core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/MemberDeserializer.kt

@@ -358,6 +358,11 @@ class MemberDeserializer(private val c: DeserializationContext) {
         callableDescriptor: CallableDescriptor
     ): ReceiverParameterDescriptor? {
         val contextReceiverType = deserializationContext.typeDeserializer.type(this)
-        return DescriptorFactory.createContextReceiverParameterForCallable(callableDescriptor, contextReceiverType, Annotations.EMPTY)
+        return DescriptorFactory.createContextReceiverParameterForCallable(
+            callableDescriptor,
+            contextReceiverType,
+            /* customLabelName = */ null/*todo store custom label name in metadata?*/,
+            Annotations.EMPTY
+        )
     }
 }

core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedClassDescriptor.kt

@@ -150,7 +150,12 @@ class DeserializedClassDescriptor(
         val contextReceiverType = c.typeDeserializer.type(it)
         ReceiverParameterDescriptorImpl(
             thisAsReceiverParameter,
-            ContextClassReceiver(this, contextReceiverType, null),
+            ContextClassReceiver(
+                this,
+                contextReceiverType,
+                /* customLabelName = */ null/*todo store custom label name in metadata?*/,
+                null
+            ),
             Annotations.EMPTY
         );
     }