[inspector] nullifyObjectPrototype -> InjectedScriptHost.nullifyPrototype

src/inspector/injected-script-source.js

Index: src/inspector/injected-script-source.js
diff --git a/src/inspector/injected-script-source.js b/src/inspector/injected-script-source.js
index 6ec737d3773d08cdbec24a937a0831c1148f822c..6874d2ea53405299aff34f924504272e14ef4e77 100644
--- a/src/inspector/injected-script-source.js
+++ b/src/inspector/injected-script-source.js
@@ -83,18 +83,6 @@ function toStringDescription(obj)
 }
 
 /**
- * @param {T} obj
- * @return {T}
- * @template T
- */
-function nullifyObjectProto(obj)
-{
-    if (obj && typeof obj === "object")
-        obj.__proto__ = null;
-    return obj;
-}
-
-/**
  * @param {number|string} obj
  * @return {boolean}
  */
@@ -455,7 +443,6 @@ InjectedScript.prototype = {
                     descriptor.isOwn = true;
                 if (isSymbol(property))
                     descriptor.symbol = property;
-                descriptor = nullifyObjectProto(descriptor);
                 if (!addPropertyIfNeeded(descriptors, descriptor))
                     return false;
             }
@@ -1047,7 +1034,7 @@ InjectedScript.RemoteObject.prototype = {
                 preview.overflow = true;
                 break;
             }
-            var entry = nullifyObjectProto(entries[i]);
+            var entry = InjectedScriptHost.nullifyPrototype(entries[i]);

[kozy, 2017/03/24 20:23:04]

I couldn't add a test since we return entry with nullified prototype from
backend and this call is for more safety only.

             var previewEntry = {
                 value: generateValuePreview(entry.value),
                 __proto__: null