Fix crash under ExclusiveAccessBubbleViews::AnimationProgressed().

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 66f94a6abf38d8c66fd75458e3a17bab019d723f..cd473a16659b41fce426a216d131b6eea782ab94 100644
--- a/chrome/browser/ui/views/frame/browser_view.cc
+++ b/chrome/browser/ui/views/frame/browser_view.cc
@@ -2694,6 +2694,11 @@ gfx::Rect BrowserView::GetTopContainerBoundsInScreen() {
   return top_container_->GetBoundsInScreen();
 }
 
+void BrowserView::DestroyAnyExclusiveAccessBubble() {
+  exclusive_access_bubble_.reset();
+  new_back_shortcut_bubble_.reset();
+}
+
 extensions::ActiveTabPermissionGranter*
 BrowserView::GetActiveTabPermissionGranter() {
   content::WebContents* web_contents = GetActiveWebContents();