[Autofill Framework] Update some confusing save related debug logs

1. AutofillManagerServiceImpl#finishSessionLocked: While it's printing whether save is shown, it's logging a value that's rather confusing. For example "finishSessionLocked(): session finished on save? true" actually means session finished, save UI did not show.

2. AutofillManager#notifyViewVisibilityChangedLocked. Both save trigger id and dialog tracking id are using the exact same log "No more visible ids. Invisible = ", it's hard to differentiate which kind of views are becoming invisible.

3. Session#updateTrackedIdsLocked. Not sure why there is a "=>" between "trackedViews" and "fillableIds". A develper reading the log may think the framework is trying to update the "trackedViews" to be "fillableIds", which is not the case.

Bug: b/334165576
Test: atest CtsAutoFillServiceTestCases
Change-Id: I61e169b5a25dcc9b7b40a7a18c87644a83a2096b
diff --git a/core/java/android/view/autofill/AutofillManager.java b/core/java/android/view/autofill/AutofillManager.java
index 53d9429..2c63a7f 100644
--- a/core/java/android/view/autofill/AutofillManager.java
+++ b/core/java/android/view/autofill/AutofillManager.java
@@ -4308,14 +4308,16 @@
 
             if (mIsTrackedSaveView && mVisibleTrackedIds.isEmpty()) {
                 if (sVerbose) {
-                    Log.v(TAG, "No more visible ids. Invisible = " + mInvisibleTrackedIds);
+                    Log.v(TAG, "No more visible tracked save ids. Invisible = "
+                            + mInvisibleTrackedIds);
                 }
                 finishSessionLocked(/* commitReason= */ COMMIT_REASON_VIEW_CHANGED);
 
             }
             if (mVisibleDialogTrackedIds.isEmpty()) {
                 if (sVerbose) {
-                    Log.v(TAG, "No more visible ids. Invisible = " + mInvisibleDialogTrackedIds);
+                    Log.v(TAG, "No more visible tracked fill dialog ids. Invisible = "
+                            + mInvisibleDialogTrackedIds);
                 }
                 processNoVisibleTrackedAllViews();
             }
diff --git a/services/autofill/java/com/android/server/autofill/AutofillManagerServiceImpl.java b/services/autofill/java/com/android/server/autofill/AutofillManagerServiceImpl.java
index 9ad15b2..2bf319e 100644
--- a/services/autofill/java/com/android/server/autofill/AutofillManagerServiceImpl.java
+++ b/services/autofill/java/com/android/server/autofill/AutofillManagerServiceImpl.java
@@ -515,7 +515,10 @@
         }
 
         final boolean finished = saveResult.isRemoveSession();
-        if (sVerbose) Slog.v(TAG, "finishSessionLocked(): session finished on save? " + finished);
+        if (sVerbose) {
+            Slog.v(TAG, "finishSessionLocked(): session finished? " + finished
+                    + ", showing save UI? " + saveResult.isLogSaveShown());
+        }
 
         if (finished) {
             session.removeFromServiceLocked();
diff --git a/services/autofill/java/com/android/server/autofill/Session.java b/services/autofill/java/com/android/server/autofill/Session.java
index 5b4faa2..b22f999 100644
--- a/services/autofill/java/com/android/server/autofill/Session.java
+++ b/services/autofill/java/com/android/server/autofill/Session.java
@@ -5441,9 +5441,10 @@
 
         try {
             if (sVerbose) {
-                Slog.v(TAG, "updateTrackedIdsLocked(): " + trackedViews + " => " + fillableIds
-                        + " triggerId: " + saveTriggerId + " saveOnFinish:" + saveOnFinish
-                        + " flags: " + flags + " hasSaveInfo: " + (saveInfo != null));
+                Slog.v(TAG, "updateTrackedIdsLocked(): trackedViews: " + trackedViews
+                        + " fillableIds: " + fillableIds + " triggerId: " + saveTriggerId
+                        + " saveOnFinish:" + saveOnFinish + " flags: " + flags
+                        + " hasSaveInfo: " + (saveInfo != null));
             }
             mClient.setTrackedViews(id, toArray(trackedViews), mSaveOnAllViewsInvisible,
                     saveOnFinish, toArray(fillableIds), saveTriggerId);