Adds PredictedHotseatContainer to launcher_atom.proto

Used for differentiating logs from normal hotseat and predicted hotseat.

Bug: 158218197
Change-Id: I011ff724ea0916b32f680dc24e8d6090d3df766d
diff --git a/protos/launcher_atom.proto b/protos/launcher_atom.proto
index c6e8c20b..7e8e51e 100644
--- a/protos/launcher_atom.proto
+++ b/protos/launcher_atom.proto
@@ -53,6 +53,7 @@
     SearchResultContainer search_result_container = 7;
     ShortcutsContainer shortcuts_container = 8;
     SettingsContainer settings_container = 9;
+    PredictedHotseatContainer predicted_hotseat_container = 10;
   }
 }
 
@@ -151,6 +152,14 @@
   optional int32 index = 1;
 }
 
+// Represents hotseat container with prediction feature enabled.
+message PredictedHotseatContainer {
+  optional int32 index = 1;
+
+  // No of hotseat positions filled with predicted items.
+  optional int32 cardinality = 2;
+}
+
 message FolderContainer {
   optional int32 page_index = 1 [default = -1];
   optional int32 grid_x = 2 [default = -1];