Save class file to deserialized descriptor

core/descriptor.loader.java/src/org/jetbrains/kotlin/load/kotlin/DeserializedDescriptorResolver.java

@@ -24,7 +24,9 @@ import org.jetbrains.kotlin.descriptors.PackageFragmentDescriptor;
 import org.jetbrains.kotlin.load.kotlin.header.KotlinClassHeader;
 import org.jetbrains.kotlin.name.Name;
 import org.jetbrains.kotlin.resolve.scopes.JetScope;
+import org.jetbrains.kotlin.serialization.ClassData;
 import org.jetbrains.kotlin.serialization.PackageData;
+import org.jetbrains.kotlin.serialization.deserialization.ClassDataProvider;
 import org.jetbrains.kotlin.serialization.deserialization.DeserializationComponents;
 import org.jetbrains.kotlin.serialization.deserialization.ErrorReporter;
 import org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedPackageMemberScope;
@@ -55,9 +57,10 @@ public final class DeserializedDescriptorResolver {
     public ClassDescriptor resolveClass(@NotNull KotlinJvmBinaryClass kotlinClass) {
         String[] data = readData(kotlinClass, CLASS);
         if (data != null) {
-            return components.getClassDeserializer().deserializeClass(
-                    kotlinClass.getClassId(), JvmProtoBufUtil.readClassDataFrom(data)
-            );
+            ClassData classData = JvmProtoBufUtil.readClassDataFrom(data);
+            KotlinJvmBinarySourceElement sourceElement = new KotlinJvmBinarySourceElement(kotlinClass);
+            ClassDataProvider classDataProvider = new ClassDataProvider(classData, sourceElement);
+            return components.getClassDeserializer().deserializeClass(kotlinClass.getClassId(), classDataProvider);
         }
         return null;
     }

core/descriptor.loader.java/src/org/jetbrains/kotlin/load/kotlin/JavaClassDataFinder.kt

@@ -33,6 +33,6 @@ public class JavaClassDataFinder(
         }
         val data = deserializedDescriptorResolver.readData(kotlinJvmBinaryClass, KotlinClassHeader.Kind.CLASS) ?: return null
         val classData = JvmProtoBufUtil.readClassDataFrom(data)
-        return ClassDataProvider(classData)
+        return ClassDataProvider(classData, KotlinJvmBinarySourceElement(kotlinJvmBinaryClass))
     }
 }

core/descriptor.loader.java/src/org/jetbrains/kotlin/load/kotlin/KotlinJvmBinarySourceElement.kt

@@ -0,0 +1,21 @@
+/*
+ * Copyright 2010-2015 JetBrains s.r.o.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.jetbrains.kotlin.load.kotlin
+
+import org.jetbrains.kotlin.descriptors.SourceElement
+
+public class KotlinJvmBinarySourceElement(public val binaryClass: KotlinJvmBinaryClass) : SourceElement