Add new FolderLabelStates to better understand smart folder acceptance rate based on primary suggestion.

Bug: 153358870

Change-Id: I863536f0f2563aab33484d45e9bb518e08a9ebe5
diff --git a/protos/launcher_log.proto b/protos/launcher_log.proto
index 0fe5310..9423cb2 100644
--- a/protos/launcher_log.proto
+++ b/protos/launcher_log.proto
@@ -63,14 +63,14 @@
 
   // Note: proto does not support duplicate enum values, even if they belong to different enum type.
   // Hence "FROM" and "TO" prefix added.
-  enum FromFolderLabelState{
+  enum FromFolderLabelState {
     FROM_FOLDER_LABEL_STATE_UNSPECIFIED = 0;
     FROM_EMPTY = 1;
     FROM_CUSTOM = 2;
     FROM_SUGGESTED = 3;
   }
 
-  enum ToFolderLabelState{
+  enum ToFolderLabelState {
     TO_FOLDER_LABEL_STATE_UNSPECIFIED = 0;
     TO_SUGGESTION0_WITH_VALID_PRIMARY = 1;
     TO_SUGGESTION1_WITH_VALID_PRIMARY = 2;
@@ -79,10 +79,14 @@
     TO_SUGGESTION2_WITH_EMPTY_PRIMARY = 5;
     TO_SUGGESTION3_WITH_VALID_PRIMARY = 6;
     TO_SUGGESTION3_WITH_EMPTY_PRIMARY = 7;
-    TO_EMPTY_WITH_VALID_SUGGESTIONS = 8;
+    TO_EMPTY_WITH_VALID_SUGGESTIONS = 8 [deprecated = true];
+    TO_EMPTY_WITH_VALID_PRIMARY = 15;
+    TO_EMPTY_WITH_VALID_SUGGESTIONS_AND_EMPTY_PRIMARY = 16;
     TO_EMPTY_WITH_EMPTY_SUGGESTIONS = 9;
     TO_EMPTY_WITH_SUGGESTIONS_DISABLED = 10;
-    TO_CUSTOM_WITH_VALID_SUGGESTIONS = 11;
+    TO_CUSTOM_WITH_VALID_SUGGESTIONS = 11 [deprecated = true];
+    TO_CUSTOM_WITH_VALID_PRIMARY = 17;
+    TO_CUSTOM_WITH_VALID_SUGGESTIONS_AND_EMPTY_PRIMARY = 18;
     TO_CUSTOM_WITH_EMPTY_SUGGESTIONS = 12;
     TO_CUSTOM_WITH_SUGGESTIONS_DISABLED = 13;
     UNCHANGED = 14;