[Autofill] Add upstreaming UKM

components/autofill/core/browser/autofill_metrics.h

 // 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.
 
 #ifndef COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_METRICS_H_
 #define COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_METRICS_H_
 
 #include <stddef.h>
 #include <string>
 
 #include "base/macros.h"
 #include "components/autofill/core/browser/autofill_client.h"
 #include "components/autofill/core/browser/autofill_profile.h"
 #include "components/autofill/core/browser/credit_card.h"
 #include "components/autofill/core/browser/field_types.h"
 #include "components/autofill/core/common/form_field_data.h"
 
 namespace base {
 class TimeDelta;
-}
+}  // namespace base
+
+namespace ukm {
+class UkmService;
+}  // namespace ukm
+
+namespace internal {
+// Name constants are exposed here so they can be referenced from tests.
+extern const char kUKMCardUploadDecisionEntryName[];
+extern const char kUKMCardUploadDecisionMetricName[];
+}  // namespace internal
 
 namespace autofill {
 
 class AutofillMetrics {
  public:
   enum AutofillProfileAction {
     EXISTING_PROFILE_USED,
     EXISTING_PROFILE_UPDATED,
     NEW_PROFILE_CREATED,
     AUTOFILL_PROFILE_ACTION_ENUM_SIZE,
@@ skipping 642 matching lines @@
   static void LogIsQueriedCreditCardFormSecure(bool is_secure);
 
   // Log how the converted wallet address was added to the local autofill
   // profiles.
   static void LogWalletAddressConversionType(WalletAddressConversionType type);
 
   // This should be called when the user selects the Form-Not-Secure warning
   // suggestion to show an explanation of the warning.
   static void LogShowedHttpNotSecureExplanation();
 
+  // Logs the card upload decision ukm based on the specified |url| and
+  // |upload_decision|.
+  static void LogCardUploadDecisionMetricUkm(
+      ukm::UkmService* ukm_service,
+      const GURL& url,
+      AutofillMetrics::CardUploadDecisionMetric upload_decision);
+
+  // Logs the the |ukm| with the specified |url| and the specified |metrics|.

[rkaplow, 2017/03/10 19:00:27]

ukm as as a string isn't super clear. Ukm Entry?

[sebsg, 2017/03/10 19:25:33]

Done.

[rkaplow, 2017/03/10 20:26:16]

please adjust the comment too

[sebsg, 2017/03/10 20:38:07]

Done.

+  // Returns whether the ukm was sucessfully logged.
+  static bool LogUkm(ukm::UkmService* ukm_service,
+                     const GURL& url,
+                     const std::string& ukm,
+                     const std::map<std::string, int>& metrics);
+
   // Utility to autofill form events in the relevant histograms depending on
   // the presence of server and/or local data.
   class FormEventLogger {
    public:
     FormEventLogger(bool is_for_credit_card);
 
     inline void set_is_server_data_available(bool is_server_data_available) {
       is_server_data_available_ = is_server_data_available;
     }
 
@@ skipping 43 matching lines @@
     FormFieldData last_polled_field_;
   };
 
  private:
   DISALLOW_IMPLICIT_CONSTRUCTORS(AutofillMetrics);
 };
 
 }  // namespace autofill
 
 #endif  // COMPONENTS_AUTOFILL_CORE_BROWSER_AUTOFILL_METRICS_H_