Fix a trio of autofill popup issues

components/autofill/core/browser/autofill_manager.cc

 // Copyright 2013 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 "components/autofill/core/browser/autofill_manager.h"
 
 #include <stddef.h>
 
 #include <limits>
 #include <map>
@@ skipping 675 matching lines @@
       metric_logger_->LogUserHappinessMetric(
           AutofillMetrics::SUGGESTIONS_SHOWN_ONCE);
     }
   }
 }
 
 void AutofillManager::OnHidePopup() {
   if (!IsAutofillEnabled())
     return;
 
+  autocomplete_history_manager_->CancelPendingQuery();
   client_->HideAutofillPopup();
 }
 
 void AutofillManager::RemoveAutofillProfileOrCreditCard(int unique_id) {
   const AutofillDataModel* data_model = NULL;
   size_t variant = 0;
   bool unused_is_credit_card = false;
   if (!GetProfileOrCreditCard(
           unique_id, &data_model, &variant, &unused_is_credit_card)) {
     NOTREACHED();
@@ skipping 514 matching lines @@
     return false;
 
   // Disregard forms that we wouldn't ever autofill in the first place.
   if (!form.ShouldBeParsed())
     return false;
 
   return true;
 }
 
 }  // namespace autofill