Towards moving guest management to chrome: Introduce GuestViewManager

chrome/browser/guestview/webview/webview_guest.cc

Index: chrome/browser/guestview/webview/webview_guest.cc
diff --git a/chrome/browser/guestview/webview/webview_guest.cc b/chrome/browser/guestview/webview/webview_guest.cc
index 364224786816da2c0aac8ea5a53245da4d3552c7..92682bcdfeab486df4df21809aa278427b8ca393 100644
--- a/chrome/browser/guestview/webview/webview_guest.cc
+++ b/chrome/browser/guestview/webview/webview_guest.cc
@@ -129,8 +129,9 @@ void AttachWebViewHelpers(WebContents* contents) {
 }  // namespace
 
 WebViewGuest::WebViewGuest(WebContents* guest_web_contents,
-                           const std::string& extension_id)
-    : GuestView(guest_web_contents, extension_id),
+                           const std::string& extension_id,
+                           const base::WeakPtr<GuestView>& opener)
+    : GuestView(guest_web_contents, extension_id, opener),
       WebContentsObserver(guest_web_contents),
       script_executor_(new extensions::ScriptExecutor(guest_web_contents,
                                                       &script_observers_)),