[Autofill] Add user type metrics.

chrome/browser/autofill/autofill_metrics.h

 // Copyright (c) 2011 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 CHROME_BROWSER_AUTOFILL_AUTOFILL_METRICS_H_
 #define CHROME_BROWSER_AUTOFILL_AUTOFILL_METRICS_H_
 
 #include <stddef.h>
 #include <string>
 
@@ skipping 46 matching lines @@
     // Baseline metric: The dialog was shown.
     SECURITY_METRIC_DIALOG_SHOWN = 0,
     // Credit card requested over non-secure protocol.
     SECURITY_METRIC_CREDIT_CARD_OVER_HTTP,
     // Autocomplete data requested from a frame hosted on an origin not matching
     // the main frame's origin.
     SECURITY_METRIC_CROSS_ORIGIN_FRAME,
     NUM_DIALOG_SECURITY_METRICS
   };
 
+  // The initial state of user that's interacting with a freshly shown
+  // requestAutocomplete or Autocheckout dialog.
+  enum DialogInitialUserStateMetric {
+    // User not signed in, no verified Autofill profiles.
+    DIALOG_NEW_USER_NOT_SIGNED_IN = 0,
+    // User signed in, no Wallet items, no verified Autofill profiles.
+    DIALOG_NEW_USER_SIGNED_IN,
+    // User signed in, no Wallet items, has verified Autofill profiles.
+    DIALOG_AUTOFILL_USER_SIGNED_IN,
+    // User signed in, has Wallet items.
+    DIALOG_WALLET_USER_SIGNED_IN,
+    // User not signed in, has verified Autofill profiles.
+    DIALOG_AUTOFILL_USER_NOT_SIGNED_IN,
+    NUM_DIALOG_INITIAL_USER_STATE_METRICS
+  };
+
   enum InfoBarMetric {
     INFOBAR_SHOWN = 0,  // We showed an infobar, e.g. prompting to save credit
                         // card info.
     INFOBAR_ACCEPTED,   // The user explicitly accepted the infobar.
     INFOBAR_DENIED,     // The user explicitly denied the infobar.
     INFOBAR_IGNORED,    // The user completely ignored the infobar (logged on
                         // tab close).
     NUM_INFO_BAR_METRICS,
   };
 
@@ skipping 163 matching lines @@
   // This should be called when the requestAutocomplete dialog, invoked by a
   // dialog of type |dialog_type|, is closed.  |duration| should be the time
   // elapsed between the dialog being shown and it being closed.
   // |dismissal_action| should indicate whether the user dismissed the dialog by
   // submitting the form data or by cancelling.
   virtual void LogDialogUiDuration(
       const base::TimeDelta& duration,
       autofill::DialogType dialog_type,
       DialogDismissalAction dismissal_action) const;
 
+  // This should be called as soon as the user's signed-in status and Wallet
+  // item count is known.  Records that a user starting out in |user_state| is
+  // interacting with a dialog of |dialog_type|.
+  virtual void LogDialogInitialUserState(
+      autofill::DialogType dialog_type,
+      DialogInitialUserStateMetric user_type) const;
+
   // Logs |metric| to the Wallet errors histogram for |dialog_type|.
   virtual void LogWalletErrorMetric(autofill::DialogType dialog_type,
                                     WalletErrorMetric metric) const;
 
   // Logs |required_action| to the required actions histogram for |dialog_type|.
   virtual void LogWalletRequiredActionMetric(
       autofill::DialogType dialog_type,
       WalletRequiredActionMetric required_action) const;
 
   virtual void LogAutocheckoutDuration(
@@ skipping 42 matching lines @@
 
   // Logs the experiment id corresponding to an upload to the server.
   virtual void LogServerExperimentIdForUpload(
       const std::string& experiment_id) const;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(AutofillMetrics);
 };
 
 #endif  // CHROME_BROWSER_AUTOFILL_AUTOFILL_METRICS_H_