Add new enums for enter/exit reasons

Flag: EXEMPT BUGFIX
Bug: 444605677
Test: m
Cherrypick-From: https://googleplex-android-review.googlesource.com/q/commit:ddee028a96440894cacd58c1c5bef80c3aee5430
Merged-In: Icb85c9df90edace582c592d1a4f6176e12c0c740
Change-Id: Icb85c9df90edace582c592d1a4f6176e12c0c740

stats/enums/desktopmode/enums.proto

diff --git a/stats/enums/desktopmode/enums.proto b/stats/enums/desktopmode/enums.proto
index 6494813..6fe8081 100644
--- a/stats/enums/desktopmode/enums.proto
+++ b/stats/enums/desktopmode/enums.proto
@@ -38,6 +38,8 @@
   DESK_REPARENT = 12;
   APP_SELF_REPOSITION = 13;
   TASKBAR_ICON = 14;
+  TASK_LAUNCH = 15;
+  CLIENT_REQUEST_EXIT_FULLSCREEN = 16; // The activity requested to enter fullscreen.
 }
 
 // The reason for exiting desktopmode.
@@ -58,6 +60,7 @@
   RECENTS_DISMISS = 13;
   ENTER_PIP = 14;
   ENTER_BUBBLE = 15;
+  CLIENT_REQUEST_ENTER_FULLSCREEN = 16; // The activity requested to exit fullscreen.
 }
 
 // The reason a task was focused