Fix index used to join results of DOM.getDocument and CSS.getLayoutTreeAndStyles

third_party/WebKit/Source/core/inspector/browser_protocol.json

 {
     "version": { "major": "1", "minor": "2" },
     "domains": [{
         "domain": "Inspector",
         "experimental": true,
         "types": [],
         "commands": [
             {
                 "name": "enable",
                 "description": "Enables inspector domain notifications.",
@@ skipping 2893 matching lines @@
                     { "name": "startCharacterIndex", "type": "integer", "description": "The starting index in characters, for this post layout textbox substring." },
                     { "name": "numCharacters", "type": "integer", "description": "The number of characters in this post layout textbox substring." }
                 ],
                 "description": "Details of post layout rendered text positions. The exact layout should not be regarded as stable and may change between versions.",
                 "experimental": true
             },
             {
                 "id": "LayoutTreeNode",
                 "type": "object",
                 "properties": [
-                    { "name": "backendNodeId", "$ref": "DOM.BackendNodeId", "description": "The BackendNodeId of the related DOM node." },
+                    { "name": "nodeId", "$ref": "DOM.NodeId", "description": "The id of the related DOM node matching one from DOM.GetDocument." },
                     { "name": "boundingBox", "$ref": "DOM.Rect", "description": "The absolute position bounding box." },
                     { "name": "layoutText", "type": "string", "optional": true, "description": "Contents of the LayoutText if any" },
                     { "name": "inlineTextNodes", "type": "array", "optional": true, "items": { "$ref": "InlineTextBox" }, "description": "The post layout inline text nodes, if any." },
                     { "name": "styleIndex", "type": "integer", "optional": true, "description": "Index into the computedStyles array returned by getLayoutTreeAndStyles." }
                 ],
                 "description": "Details of an element in the DOM tree with a LayoutObject.",
                 "experimental": true
             },
             {
                 "id": "ComputedStyle",
@@ skipping 200 matching lines @@
             },
             {
                 "name": "getLayoutTreeAndStyles",
                 "parameters": [
                     { "name": "computedStyleWhitelist", "type": "array", "items": { "type": "string" }, "description": "Whitelist of computed styles to return." }
                 ],
                 "returns": [
                     { "name": "layoutTreeNodes", "type": "array", "items": { "$ref": "LayoutTreeNode" } },
                     { "name": "computedStyles", "type": "array", "items": { "$ref": "ComputedStyle" } }
                 ],
-                "description": "For the main document and any content documents, return the LayoutTreeNodes and a whitelisted subset of the computed style.",
+                "description": "For the main document and any content documents, return the LayoutTreeNodes and a whitelisted subset of the computed style. It only returns pushed nodes, on way to pull all nodes is to call DOM.getDocument with a depth of -1.",
                 "experimental": true
             }
         ],
         "events": [
             {
                 "name": "mediaQueryResultChanged",
                 "description": "Fires whenever a MediaQuery result changes (for example, after a browser window has been resized.) The current implementation considers only viewport-dependent media features."
             },
             {
                 "name": "fontsUpdated",
@@ skipping 1404 matching lines @@
                 "description": "Informs that port was successfully bound and got a specified connection id.",
                 "parameters": [
                     {"name": "port", "type": "integer", "description": "Port number that was successfully bound." },
                     {"name": "connectionId", "type": "string", "description": "Connection id to be used." }
                 ],
                 "handlers": ["browser"]
             }
         ]
     }]
 }