DevTools: validate protocol input parameters.

third_party/WebKit/LayoutTests/inspector-protocol/accessibility/accessibility-getAXNode-expected.txt

Index: third_party/WebKit/LayoutTests/inspector-protocol/accessibility/accessibility-getAXNode-expected.txt
diff --git a/third_party/WebKit/LayoutTests/inspector-protocol/accessibility/accessibility-getAXNode-expected.txt b/third_party/WebKit/LayoutTests/inspector-protocol/accessibility/accessibility-getAXNode-expected.txt
index 714f02fd3e223c01a2bad991e9ef5aa835d18879..af31da6345c27e81ee03bb46e0ba820f79f9fc38 100644
--- a/third_party/WebKit/LayoutTests/inspector-protocol/accessibility/accessibility-getAXNode-expected.txt
+++ b/third_party/WebKit/LayoutTests/inspector-protocol/accessibility/accessibility-getAXNode-expected.txt
@@ -7,6 +7,32 @@ result: {
       "type": "role",
       "value": "textbox"
     },
+    "name": {
+      "type": "computedString",
+      "value": "",
+      "sources": [
+        {
+          "type": "relatedElement",
+          "attribute": "aria-labelledby"
+        },
+        {
+          "type": "attribute",
+          "attribute": "aria-label"
+        },
+        {
+          "type": "relatedElement",
+          "nativeSource": "label"
+        },
+        {
+          "type": "placeholder",
+          "attribute": "placeholder"
+        },
+        {
+          "type": "attribute",
+          "attribute": "title"
+        }
+      ]
+    },
     "properties": [
       {
         "name": "invalid",
@@ -36,33 +62,7 @@ result: {
           "value": false
         }
       }
-    ],
-    "name": {
-      "type": "computedString",
-      "value": "",
-      "sources": [
-        {
-          "type": "relatedElement",
-          "attribute": "aria-labelledby"
-        },
-        {
-          "type": "attribute",
-          "attribute": "aria-label"
-        },
-        {
-          "type": "relatedElement",
-          "nativeSource": "label"
-        },
-        {
-          "type": "placeholder",
-          "attribute": "placeholder"
-        },
-        {
-          "type": "attribute",
-          "attribute": "title"
-        }
-      ]
-    }
+    ]
   }
 }