Merge pull request #10696 from tamasvajk/kotlin-lateinit

Kotlin: Extract `lateinit` modifier

java/kotlin-extractor/src/main/kotlin/KotlinFileExtractor.kt

@@ -1251,6 +1251,10 @@ open class KotlinFileExtractor(
                 }
 
                 extractVisibility(p, id, p.visibility)
+
+                if (p.isLateinit) {
+                    addModifiers(id, "lateinit")
+                }
             }
         }
     }
@@ -1406,6 +1410,9 @@ open class KotlinFileExtractor(
             if (!v.isVar) {
                 addModifiers(varId, "final")
             }
+            if (v.isLateinit) {
+                addModifiers(varId, "lateinit")
+            }
         }
     }