Add logging constants for settings search recent results.

Bug: 27391895
Test: builds
Change-Id: I20763eb51e80a9b54a5cfc22cb3a640a7bc3c800
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index 25481ce..03582ea 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -3601,6 +3601,9 @@
     // FIELD: Settings inline search result value
     FIELD_SETTINGS_SEARCH_INLINE_RESULT_VALUE = 880;
 
+    // ACTION: Settings > Search > Click saved queries
+    ACTION_CLICK_SETTINGS_SEARCH_SAVED_QUERY = 881;
+
     // ---- End O Constants, all O constants go above this line ----
 
     // Add new aosp constants above this line.