use will-create-webview event

atom/browser/api/atom_api_web_contents.cc

@@ -406,9 +406,6 @@ void WebContents::InitWithSessionAndOptions(v8::Isolate* isolate,
 
   Init(isolate);
   AttachAsUserData(web_contents);
-
-  if (IsGuest())
-    Emit("did-create-webview");
 }
 
 WebContents::~WebContents() {

docs/api/browser-window.md

@@ -310,7 +310,7 @@ It creates a new `BrowserWindow` with native properties as set by the `options`.
     * `overrideWebViewSecurity` Boolean (optional) - Whether to enable [webview-tag](webview-tag.md)
       ignoring the security restriction based on `nodeIntegration`. Enabling this option will
       have security implication on creating `webview` with `nodeIntegration` disabled. To avoid the
-      security risk, listen to `will-create-webview` event on [web-contents](web-contents.md) and 
+      security risk, listen to `will-attach-webview` event on [web-contents](web-contents.md) and 
       stop creating `webview` or removing preload scripts.
 
 When setting minimum or maximum window size with `minWidth`/`maxWidth`/