measure snooze UI use more precisely

Bug: 67003813
Test: runtest systemui
Change-Id: Id7ba68c8308e911cd506943f84c034ade21d1514
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index 54c9ec5..6ec60e2 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -4538,6 +4538,30 @@
     // OS: O MR
     AUTOFILL_UI_LATENCY = 1136;
 
+    // Action: the snooze leave-behind was shown after the user clicked the snooze icon
+    // OS: O MR
+    NOTIFICATION_SNOOZE_CLICKED = 1137;
+
+    // Action: user selected a notification snooze duration from the drop down
+    // OS: O MR
+    NOTIFICATION_SELECT_SNOOZE = 1138;
+
+    // attached to NOTIFICATION_SNOOZED and NOTIFICATION_SELECT_SNOOZE events
+    // OS: O MR
+    FIELD_NOTIFICATION_SNOOZE_DURATION_MS = 1139;
+
+    // attached to NOTIFICATION_SELECT_SNOOZE events to indicate the option selected
+    // OS: O MR
+    FIELD_NOTIFICATION_SNOOZE_INDEX = 1140;
+
+    // Action: user tapped undo on the notification snooze leave-behind
+    // OS: O MR
+    NOTIFICATION_UNDO_SNOOZE = 1141;
+
+    // Action: user togged the visibility of the notification snooze options drop down
+    // OS: O MR
+    NOTIFICATION_SNOOZE_OPTIONS = 1142;
+
     // ---- End O-MR1 Constants, all O-MR1 constants go above this line ----
 
     // Add new aosp constants above this line.