Relation properties for Accessibility Object Model phase 1

third_party/WebKit/Source/core/dom/AccessibleNode.idl

Index: third_party/WebKit/Source/core/dom/AccessibleNode.idl
diff --git a/third_party/WebKit/Source/core/dom/AccessibleNode.idl b/third_party/WebKit/Source/core/dom/AccessibleNode.idl
index 6be7392365d300c0660c827b2613033778da657e..cb5ce8f193489ab5ac213418f28eec5f8d58f50b 100644
--- a/third_party/WebKit/Source/core/dom/AccessibleNode.idl
+++ b/third_party/WebKit/Source/core/dom/AccessibleNode.idl
@@ -8,6 +8,7 @@
 [
     RuntimeEnabled=AccessibilityObjectModel
 ] interface AccessibleNode {
+    attribute AccessibleNode? activeDescendant;
     attribute boolean? atomic;
     attribute DOMString? autocomplete;
     attribute boolean? busy;
@@ -16,7 +17,9 @@
     attribute unsigned long? colIndex;
     attribute unsigned long? colSpan;
     attribute DOMString? current;
+    attribute AccessibleNode? details;
     attribute boolean? disabled;
+    attribute AccessibleNode? errorMessage;
     attribute boolean? expanded;
     attribute boolean? hidden;
     attribute DOMString? invalid;