diff --git a/lib/renderer/inspector.js b/lib/renderer/inspector.js
index aea87f7f2b8..ca60c84d4be 100644
--- a/lib/renderer/inspector.js
+++ b/lib/renderer/inspector.js
@@ -1,7 +1,4 @@
 window.onload = function () {
-  // Make sure |window.chrome| is defined for devtools extensions.
-  hijackSetInjectedScript(window.InspectorFrontendHost)
-
   // Use menu API to show context menu.
   window.InspectorFrontendHost.showContextMenuAtPoint = createMenu
 
@@ -9,18 +6,6 @@ window.onload = function () {
   window.WebInspector.createFileSelectorElement = createFileSelectorElement
 }
 
-const hijackSetInjectedScript = function (InspectorFrontendHost) {
-  const {setInjectedScriptForOrigin} = InspectorFrontendHost
-  InspectorFrontendHost.setInjectedScriptForOrigin = function (origin, source) {
-    const wrapped = `(function (...args) {
-      window.chrome = {}
-      const original = ${source}
-      original(...args)
-    })`
-    setInjectedScriptForOrigin(origin, wrapped)
-  }
-}
-
 var convertToMenuTemplate = function (items) {
   var fn, i, item, len, template
   template = []