<webview>: Move NewWindow API to chrome

chrome/browser/extensions/api/identity/identity_apitest.cc

Index: chrome/browser/extensions/api/identity/identity_apitest.cc
diff --git a/chrome/browser/extensions/api/identity/identity_apitest.cc b/chrome/browser/extensions/api/identity/identity_apitest.cc
index 48a392ac6e008bacedd3b032132a18ed9ed61198..34db6a2b5c23c9d34cb4337b810b500d237c1bce 100644
--- a/chrome/browser/extensions/api/identity/identity_apitest.cc
+++ b/chrome/browser/extensions/api/identity/identity_apitest.cc
@@ -13,6 +13,7 @@
 #include "chrome/browser/extensions/extension_browsertest.h"
 #include "chrome/browser/extensions/extension_function_test_utils.h"
 #include "chrome/browser/extensions/extension_service.h"
+#include "chrome/browser/guest_view/guest_view_base.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/signin/signin_manager_factory.h"
 #include "chrome/browser/ui/browser.h"
@@ -231,7 +232,8 @@ class WaitForGURLAndCloseWindow : public content::WindowedNotificationObserver {
       // It is safe to keep the pointer here, because we know in a test, that
       // the WebContents won't go away before CloseEmbedderWebContents is
       // called. Don't copy this code to production.
-      embedder_web_contents_ = web_contents->GetEmbedderWebContents();
+      GuestViewBase* guest = GuestViewBase::FromWebContents(web_contents);
+      embedder_web_contents_ = guest->embedder_web_contents();
       // Condtionally invoke parent class so that Wait will not exit
       // until the target URL arrives.
       content::WindowedNotificationObserver::Observe(type, source, details);