fix: use OOPIF for webview tag (#13869)

* fix: use OOIF for webview tag

* fix: do not call GetNativeView for webview

* fix: OOIPF webview's WebContents is managed by embedder frame

* fix: guest view can not be focused

* fix: clear zoom controller when guest is destroyed

* fix: implement the webview resize event

The webview is no longer a browser plugin with the resize event, use
ResizeObserver instead.

* test: disable failed tests due to OOPIF webview

* fix: embedder can be destroyed earlier than guest

This happens when embedder is manually destroyed.

* fix: don't double attach

* fix: recreate iframe when webview is reattached

* fix: resize event may happen very early

* test: some tests are working after OOPIF webview

* chore: remove unused browser plugin webview code

* fix: get embedder via closure

When the "destroyed" event is emitted, the entry in guestInstances would be
cleared.

* chore: rename browserPluginNode to internalElement

* test: make the visibilityState test more robust

* chore: guestinstance can not work with OOPIF webview

* fix: element could be detached before got response from browser

lib/renderer/web-view/web-view-constants.js

@@ -1,10 +1,5 @@
 module.exports = {
   // Attributes.
-  ATTRIBUTE_AUTOSIZE: 'autosize',
-  ATTRIBUTE_MAXHEIGHT: 'maxheight',
-  ATTRIBUTE_MAXWIDTH: 'maxwidth',
-  ATTRIBUTE_MINHEIGHT: 'minheight',
-  ATTRIBUTE_MINWIDTH: 'minwidth',
   ATTRIBUTE_NAME: 'name',
   ATTRIBUTE_PARTITION: 'partition',
   ATTRIBUTE_SRC: 'src',
@@ -17,8 +12,6 @@ module.exports = {
   ATTRIBUTE_USERAGENT: 'useragent',
   ATTRIBUTE_BLINKFEATURES: 'blinkfeatures',
   ATTRIBUTE_DISABLEBLINKFEATURES: 'disableblinkfeatures',
-  ATTRIBUTE_GUESTINSTANCE: 'guestinstance',
-  ATTRIBUTE_DISABLEGUESTRESIZE: 'disableguestresize',
   ATTRIBUTE_WEBPREFERENCES: 'webpreferences',
 
   // Internal attribute.