Support for latest WebIDL for indexed property getters.

Source/core/plugins/DOMMimeTypeArray.idl

Index: Source/core/plugins/DOMMimeTypeArray.idl
diff --git a/Source/core/plugins/DOMMimeTypeArray.idl b/Source/core/plugins/DOMMimeTypeArray.idl
index cefde585872bf7788f14cd8c0dc985b934adaa61..fd5fe9e0936c2e63af0ae77b1c4dcae59abb15eb 100644
--- a/Source/core/plugins/DOMMimeTypeArray.idl
+++ b/Source/core/plugins/DOMMimeTypeArray.idl
@@ -19,11 +19,10 @@
 */
 
 [
-    IndexedGetter,
     InterfaceName=MimeTypeArray
 ] interface DOMMimeTypeArray {
     readonly attribute unsigned long length;
-    DOMMimeType item([Default=Undefined] optional unsigned long index);
+    getter DOMMimeType item([Default=Undefined] optional unsigned long index);
     getter DOMMimeType namedItem([Default=Undefined] optional DOMString name);
 };