GuestView: Show status bubbles in browser

extensions/browser/guest_view/guest_view_manager.cc

Index: extensions/browser/guest_view/guest_view_manager.cc
diff --git a/extensions/browser/guest_view/guest_view_manager.cc b/extensions/browser/guest_view/guest_view_manager.cc
index 1390767a80b78358c232553ba489ef6fe4621708..8f6b0dc0bfd27a03ed5d412b3f431aa0adf106a7 100644
--- a/extensions/browser/guest_view/guest_view_manager.cc
+++ b/extensions/browser/guest_view/guest_view_manager.cc
@@ -36,7 +36,7 @@ GuestViewManager::GuestViewManager(content::BrowserContext* context)
 
 GuestViewManager::~GuestViewManager() {}
 
-// static.
+// static
 GuestViewManager* GuestViewManager::FromBrowserContext(
     BrowserContext* context) {
   GuestViewManager* guest_manager =
@@ -53,6 +53,13 @@ GuestViewManager* GuestViewManager::FromBrowserContext(
   return guest_manager;
 }
 
+// static
+GuestViewManager* GuestViewManager::FromBrowserContextIfAvailable(
+    BrowserContext* context) {
+  return static_cast<GuestViewManager*>(context->GetUserData(
+      guestview::kGuestViewManagerKeyName));
+}
+
 content::WebContents* GuestViewManager::GetGuestByInstanceIDSafely(
     int guest_instance_id,
     int embedder_render_process_id) {