Fix "operator modifier required" errors in project

core/descriptors/src/org/jetbrains/kotlin/builtins/ReflectionTypes.kt

@@ -43,7 +43,7 @@ public class ReflectionTypes(private val module: ModuleDescriptor) {
     }
 
     private object ClassLookup {
-        fun getValue(types: ReflectionTypes, property: PropertyMetadata): ClassDescriptor {
+        operator fun getValue(types: ReflectionTypes, property: PropertyMetadata): ClassDescriptor {
             return types.find(property.name.capitalize())
         }
     }

core/descriptors/src/org/jetbrains/kotlin/types/TypeSubstitution.kt

@@ -30,7 +30,7 @@ public abstract class TypeSubstitution {
         }
     }
 
-    public abstract fun get(key: KotlinType): TypeProjection?
+    public abstract operator fun get(key: KotlinType): TypeProjection?
 
     public open fun isEmpty(): Boolean = false
 

core/util.runtime/src/org/jetbrains/kotlin/storage/storage.kt

@@ -32,6 +32,6 @@ public interface NullableLazyValue<T : Any> : Function0<T?> {
     public fun isComputed(): Boolean
 }
 
-public fun <T : Any> NotNullLazyValue<T>.getValue(_this: Any?, p: PropertyMetadata): T = invoke()
+public operator fun <T : Any> NotNullLazyValue<T>.getValue(_this: Any?, p: PropertyMetadata): T = invoke()
 
-public fun <T : Any> NullableLazyValue<T>.getValue(_this: Any?, p: PropertyMetadata): T? = invoke()
+public operator fun <T : Any> NullableLazyValue<T>.getValue(_this: Any?, p: PropertyMetadata): T? = invoke()