Refactor: AnnotationSerializer does not depend on bultins

core/descriptors/src/org/jetbrains/kotlin/resolve/constants/ConstantValueFactory.kt

@@ -52,7 +52,7 @@ public class ConstantValueFactory(
     fun createArrayValue(
             value: List<ConstantValue<*>>,
             type: JetType
-    ) = ArrayValue(value, type)
+    ) = ArrayValue(value, type, builtins)
 
     fun createAnnotationValue(value: AnnotationDescriptor) = AnnotationValue(value)
 

core/descriptors/src/org/jetbrains/kotlin/resolve/constants/constantValues.kt

@@ -46,7 +46,8 @@ public class AnnotationValue(value: AnnotationDescriptor) : ConstantValue<Annota
 
 public class ArrayValue(
         value: List<ConstantValue<*>>,
-        override val type: JetType
+        override val type: JetType,
+        private val builtIns: KotlinBuiltIns
 ) : ConstantValue<List<ConstantValue<*>>>(value) {
 
     init {
@@ -55,6 +56,9 @@ public class ArrayValue(
 
     override fun <R, D> accept(visitor: AnnotationArgumentVisitor<R, D>, data: D) = visitor.visitArrayValue(this, data)
 
+    public val elementType: JetType
+        get() = builtIns.getArrayElementType(type)
+
     override fun equals(other: Any?): Boolean {
         if (this === other) return true
         if (javaClass != other?.javaClass) return false