[Overview Actions] Add ControlType for overview action buttons.

Design: go/logging_for_overview_actions

Test:local, logging result: https://paste.googleplex.com/6489148393259008

Bug:139828243

Change-Id: I61fa66f8ec6edae43f6242599f8d4ea8e28d735d
diff --git a/protos/launcher_log.proto b/protos/launcher_log.proto
index ec1d55b..d08d851 100644
--- a/protos/launcher_log.proto
+++ b/protos/launcher_log.proto
@@ -151,6 +151,10 @@
   DISMISS_PREDICTION = 21;
   HYBRID_HOTSEAT_ACCEPTED = 22;
   HYBRID_HOTSEAT_CANCELED = 23;
+  OVERVIEW_ACTIONS_SHARE_BUTTON = 24;
+  OVERVIEW_ACTIONS_SCREENSHOT_BUTTON = 25;
+  OVERVIEW_ACTIONS_SELECT_BUTTON = 26;
+  SELECT_MODE_CLOSE_BUTTON = 27;
 }
 
 enum TipType {