Clean up DisplayController logs

- Moved debug logs under DEBUG flag which defaults to false
- Moved info+ logs to permanent log tags

Fix: 198965093
Test: manual
Change-Id: Iea99f053da08e921542a8f532a9837997e10de5e
diff --git a/src/com/android/launcher3/LauncherProvider.java b/src/com/android/launcher3/LauncherProvider.java
index 5aa8a46..a20ff8c 100644
--- a/src/com/android/launcher3/LauncherProvider.java
+++ b/src/com/android/launcher3/LauncherProvider.java
@@ -162,7 +162,7 @@
     private synchronized boolean prepForMigration(String dbFile, String targetTableName,
             Supplier<DatabaseHelper> src, Supplier<DatabaseHelper> dst) {
         if (TextUtils.equals(dbFile, mOpenHelper.getDatabaseName())) {
-            Log.e("b/198965093", "prepForMigration - target db is same as current: " + dbFile);
+            Log.e(TAG, "prepForMigration - target db is same as current: " + dbFile);
             return false;
         }