Show reasons why nodes are ignored in accessibility sidebar

Source/devtools/protocol.json

Index: Source/devtools/protocol.json
diff --git a/Source/devtools/protocol.json b/Source/devtools/protocol.json
index dfb793589a9418c60218d6d8dfa63922703ae13c..af4e98b4b8701feafacdd002ec14d93ee50f54c4 100644
--- a/Source/devtools/protocol.json
+++ b/Source/devtools/protocol.json
@@ -5085,16 +5085,24 @@
                 "description": "Relationships between elements other than parent/child/sibling."
             },
             {
+                "id": "AXIgnoredReasons",
+                "type": "string",
+                "enum": [ "activeModalDialog", "ancestorDisallowsChild", "ancestorIsLeafNode", "ariaHidden", "ariaHiddenRoot", "emptyAlt", "emptyText", "inheritsPresentation", "labelContainer", "labelFor", "notRendered", "notVisible", "probablyPresentational", "staticTextUsedAsNameFor", "uninteresting" ],
+                "description": "Enum of possible reasons why a node could be ignored for accessibility."
+            },
+            {
                 "id": "AXNode",
                 "type": "object",
                 "properties": [
                     { "name": "nodeId", "$ref": "AXNodeId", "description": "Unique identifier for this node." },
-                    { "name": "role", "$ref": "AXValue", "description": "This <code>Node</code>'s role, whether explicit or implicit." },
+                    { "name": "ignored", "type": "boolean", "description": "Whether this node is ignored for accessibility" },
+                    { "name": "ignoredReasons", "type": "array", "items": { "$ref": "AXProperty" }, "description": "Collection of reasons why this node is hidden.", "optional": true },
+                    { "name": "role", "$ref": "AXValue", "description": "This <code>Node</code>'s role, whether explicit or implicit.", "optional": true},
                     { "name": "name", "$ref": "AXValue", "description": "The accessible name for this <code>Node</code>.", "optional": true },
                     { "name": "description", "$ref": "AXValue", "description": "The accessible description for this <code>Node</code>.", "optional": true },
                     { "name": "value", "$ref": "AXValue", "description": "The value for this <code>Node</code>.", "optional": true },
                     { "name": "help", "$ref": "AXValue", "description": "Help.", "optional": true },
-                    { "name": "properties", "type": "array", "items": { "$ref": "AXProperty" }, "description": "All other properties" }
+                    { "name": "properties", "type": "array", "items": { "$ref": "AXProperty" }, "description": "All other properties", "optional": true }
                 ],
                 "description": "A node in the accessibility tree."
             }