Added UMA statistics for change passwords in the Password Manager

components/password_manager/core/browser/password_manager_metrics_util.h

Index: components/password_manager/core/browser/password_manager_metrics_util.h
diff --git a/components/password_manager/core/browser/password_manager_metrics_util.h b/components/password_manager/core/browser/password_manager_metrics_util.h
index 4dea78a3cc33b94ca5bb700b7781d0d856d762f3..4c3f520caf7ca84c7c142c40a7dd459f7190dc08 100644
--- a/components/password_manager/core/browser/password_manager_metrics_util.h
+++ b/components/password_manager/core/browser/password_manager_metrics_util.h
@@ -31,6 +31,8 @@ enum UIDisplayDisposition {
   AUTOMATIC_GENERATED_PASSWORD_CONFIRMATION,
   AUTOMATIC_CREDENTIAL_REQUEST,
   AUTOMATIC_SIGNIN_TOAST,
+  MANUAL_WITH_PASSWORD_PENDING_UPDATE,
+  AUTOMATIC_WITH_PASSWORD_PENDING_UPDATE,
   NUM_DISPLAY_DISPOSITIONS
 };
 
@@ -87,6 +89,23 @@ enum PasswordSubmissionEvent {
   SUBMISSION_EVENT_ENUM_COUNT
 };
 
+enum UpdatePasswordSubmissionEvent {
+  NO_ACCOUNTS_CLICKED_UPDATE,
+  NO_ACCOUNTS_CLICKED_NOPE,
+  NO_ACCOUNTS_NO_INTERACTION,
+  ONE_ACCOUNT_CLICKED_UPDATE,
+  ONE_ACCOUNT_CLICKED_NOPE,
+  ONE_ACCOUNT_NO_INTERACTION,
+  MULTIPLE_ACCOUNTS_CLICKED_UPDATE,
+  MULTIPLE_ACCOUNTS_CLICKED_NOPE,
+  MULTIPLE_ACCOUNTS_NO_INTERACTION,
+  PASSWORD_OVERRIDDEN_CLICKED_UPDATE,
+  PASSWORD_OVERRIDDEN_CLICKED_NOPE,
+  PASSWORD_OVERRIDDEN_NO_INTERACTION,
+  UPDATE_PASSWORD_EVENT_COUNT,
+  NO_UPDATE_SUBMISSION
+};
+
 // We monitor the performance of the save password heuristic for a handful of
 // domains. For privacy reasons we are not reporting UMA signals by domain, but
 // by a domain group. A domain group can contain multiple domains, and a domain
@@ -144,6 +163,9 @@ void LogPasswordSyncState(PasswordSyncState state);
 // Log submission events related to generation.
 void LogPasswordGenerationSubmissionEvent(PasswordSubmissionEvent event);
 
+// Log submission events related to password update.
+void LogUpdatePasswordSubmissionEvent(UpdatePasswordSubmissionEvent event);
+
 }  // namespace metrics_util
 
 }  // namespace password_manager