[PermissionBubble] Handle ownership management x-platform.

chrome/browser/ui/views/frame/browser_view.cc

Index: chrome/browser/ui/views/frame/browser_view.cc
diff --git a/chrome/browser/ui/views/frame/browser_view.cc b/chrome/browser/ui/views/frame/browser_view.cc
index 89365884465f36be36c9ddc76ca99de2d07da536..285f2886f42ec70fb178406900f5bebf6aad331b 100644
--- a/chrome/browser/ui/views/frame/browser_view.cc
+++ b/chrome/browser/ui/views/frame/browser_view.cc
@@ -866,17 +866,6 @@ void BrowserView::OnActiveTabChanged(content::WebContents* old_contents,
   infobar_container_->ChangeInfoBarManager(
       InfoBarService::FromWebContents(new_contents));
 
-  if (old_contents && PermissionBubbleManager::FromWebContents(old_contents))
-    PermissionBubbleManager::FromWebContents(old_contents)->SetView(nullptr);
-
-  if (new_contents && PermissionBubbleManager::FromWebContents(new_contents)) {
-    if (!permission_bubble_.get())
-      permission_bubble_.reset(new PermissionBubbleViewViews(browser_.get()));
-
-    PermissionBubbleManager::FromWebContents(new_contents)->SetView(
-        permission_bubble_.get());
-  }
-
   UpdateUIForContents(new_contents);
 
   // Layout for DevTools _before_ setting the both main and devtools WebContents