Create an autofill Suggestion class

components/autofill/core/browser/autofill_metrics_unittest.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_metrics.h"
 
 #include <vector>
 
 #include "base/memory/scoped_ptr.h"
 #include "base/prefs/pref_service.h"
@@ skipping 875 matching lines @@
     autofill_manager_->OnDidFillAutofillFormData(TimeTicks());
     histogram_tester.ExpectBucketCount("Autofill.UserHappiness",
                                        AutofillMetrics::USER_DID_AUTOFILL, 1);
     histogram_tester.ExpectBucketCount(
         "Autofill.UserHappiness", AutofillMetrics::USER_DID_AUTOFILL_ONCE, 1);
   }
 
   // Simulate editing an autofilled field.
   {
     base::HistogramTester histogram_tester;
-    PersonalDataManager::GUIDPair guid(
+    SuggestionBackendID guid(
         "00000000-0000-0000-0000-000000000001", 0);
-    PersonalDataManager::GUIDPair empty(std::string(), 0);
     autofill_manager_->FillOrPreviewForm(
         AutofillDriver::FORM_DATA_ACTION_FILL,
         0, form, form.fields.front(),
-        autofill_manager_->PackGUIDs(empty, guid));
+        autofill_manager_->MakeFrontendID(SuggestionBackendID(), guid));
     autofill_manager_->OnTextFieldDidChange(form, form.fields.front(),
                                             TimeTicks());
     // Simulate a second keystroke; make sure we don't log the metric twice.
     autofill_manager_->OnTextFieldDidChange(form, form.fields.front(),
                                             TimeTicks());
     histogram_tester.ExpectBucketCount(
         "Autofill.UserHappiness",
         AutofillMetrics::USER_DID_EDIT_AUTOFILLED_FIELD, 1);
     histogram_tester.ExpectBucketCount(
         "Autofill.UserHappiness",
@@ skipping 182 matching lines @@
     histogram_tester.ExpectTotalCount(
         "Autofill.FillDuration.FromInteraction.WithAutofill", 0);
     histogram_tester.ExpectTotalCount(
         "Autofill.FillDuration.FromInteraction.WithoutAutofill", 0);
 
     autofill_manager_->Reset();
   }
 }
 
 }  // namespace autofill