DevTools: [JsDocValidator] Be smarter about function name and JSDoc detection

Source/devtools/scripts/jsdoc-validator/tests/function.js

Index: Source/devtools/scripts/jsdoc-validator/tests/function.js
diff --git a/Source/devtools/scripts/jsdoc-validator/tests/function.js b/Source/devtools/scripts/jsdoc-validator/tests/function.js
index 4995c937b70f0b331efd138dff3f8120d7d89dce..ea916c190d9d69504eeee095597d6387b5fd8e13 100644
--- a/Source/devtools/scripts/jsdoc-validator/tests/function.js
+++ b/Source/devtools/scripts/jsdoc-validator/tests/function.js
@@ -84,6 +84,15 @@ TypeOne.prototype = {
 
     _privateMethod: function() // OK - non-public method.
     {
+        var obj = {};
+
+        /**
+         * @param {number} val
+         */
+        obj["a"] = obj["b"] = function(val) { // ERROR - no @this
+            this.foo = val;
+        }
+
         return 1;
     },