[Password Manager] Fix to resolve DCHECK when seeing '\n' character in a saved credential username.

chrome/browser/ui/autofill/autofill_popup_controller_impl.cc

 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/ui/autofill/autofill_popup_controller_impl.h"
 
 #include <algorithm>
 #include <utility>
 
 #include "base/logging.h"
@@ skipping 446 matching lines @@
   if (selected_line != kNoSelection) {
     InvalidateRow(selected_line);
 
     if (!CanAccept(suggestions_[selected_line].frontend_id))
       selected_line = kNoSelection;
   }
 
   selected_line_ = selected_line;
 
   if (selected_line_ != kNoSelection) {
-    delegate_->DidSelectSuggestion(elided_values_[selected_line_],
+    delegate_->DidSelectSuggestion(suggestions_[selected_line_].value,
                                    suggestions_[selected_line_].frontend_id);
   } else {
     delegate_->ClearPreviewedForm();
   }
 }
 
 void AutofillPopupControllerImpl::SelectNextLine() {
   int new_selected_line = selected_line_ + 1;
 
   // Skip over any lines that can't be selected.
@@ skipping 179 matching lines @@
   popup_bounds_ = gfx::Rect();
 
   suggestions_.clear();
   elided_values_.clear();
   elided_labels_.clear();
 
   selected_line_ = kNoSelection;
 }
 
 }  // namespace autofill