Re-land r248110 with ASAN error fixed.

chrome/browser/ui/autofill/tab_autofill_manager_delegate.cc

Index: chrome/browser/ui/autofill/tab_autofill_manager_delegate.cc
diff --git a/chrome/browser/ui/autofill/tab_autofill_manager_delegate.cc b/chrome/browser/ui/autofill/tab_autofill_manager_delegate.cc
index 5e306e8fea8b956afa140ed0ffb815338c2f42f2..9c3dfdb3ce4accbe48189075719eec96186f60e6 100644
--- a/chrome/browser/ui/autofill/tab_autofill_manager_delegate.cc
+++ b/chrome/browser/ui/autofill/tab_autofill_manager_delegate.cc
@@ -144,6 +144,13 @@ void TabAutofillManagerDelegate::UpdateAutofillPopupDataListValues(
 void TabAutofillManagerDelegate::HideAutofillPopup() {
   if (popup_controller_.get())
     popup_controller_->Hide();
+
+  // Password generation popups behave in the same fashion and should also
+  // be hidden.
+  PasswordGenerationManager* generation_manager =
+      PasswordGenerationManager::FromWebContents(web_contents_);
+  if (generation_manager)
+    generation_manager->HidePopup();
 }
 
 bool TabAutofillManagerDelegate::IsAutocompleteEnabled() {