Make use of new AX name calc in Chromium.

third_party/WebKit/Source/devtools/protocol.json

Index: third_party/WebKit/Source/devtools/protocol.json
diff --git a/third_party/WebKit/Source/devtools/protocol.json b/third_party/WebKit/Source/devtools/protocol.json
index cee2240d83ae2a9ebb36e0a7a9ced17a21ff4e4b..4cda161e764fea9818dd680bbb8d4eac09ca59b6 100644
--- a/third_party/WebKit/Source/devtools/protocol.json
+++ b/third_party/WebKit/Source/devtools/protocol.json
@@ -5208,7 +5208,7 @@
             },
             { "id": "AXValueNativeSourceType",
               "type": "string",
-              "enum": [ "figcaption", "label", "labelfor", "labelwrapped", "legend", "tablecaption", "other" ],
+              "enum": [ "figcaption", "label", "labelfor", "labelwrapped", "legend", "tablecaption", "title", "other" ],
               "description": "Enum of possible native property sources (as a subtype of a particular AXValueSourceType)."
             },
             {
@@ -5295,7 +5295,6 @@
                     { "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", "optional": true }
                 ],
                 "description": "A node in the accessibility tree."