diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index d70abc2..db94bdb 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -44,7 +44,7 @@
     public static final String ACTION_FORCE_ROLOAD = "force-reload-launcher";
 
     // We do not need any synchronization for this variable as its only written on UI thread.
-    private static final MainThreadInitializedObject<LauncherAppState> INSTANCE =
+    public static final MainThreadInitializedObject<LauncherAppState> INSTANCE =
             new MainThreadInitializedObject<>(LauncherAppState::new);
 
     private final Context mContext;
diff --git a/src/com/android/launcher3/config/FeatureFlags.java b/src/com/android/launcher3/config/FeatureFlags.java
index e6eced1..c502dd7 100644
--- a/src/com/android/launcher3/config/FeatureFlags.java
+++ b/src/com/android/launcher3/config/FeatureFlags.java
@@ -238,14 +238,7 @@
 
         @Override
         public int hashCode() {
-            int h$ = 1;
-            h$ *= 1000003;
-            h$ ^= key.hashCode();
-            h$ *= 1000003;
-            h$ ^= getDefaultValue() ? 1231 : 1237;
-            h$ *= 1000003;
-            h$ ^= description.hashCode();
-            return h$;
+            return key.hashCode();
         }
     }
 }
diff --git a/src/com/android/launcher3/logging/FileLog.java b/src/com/android/launcher3/logging/FileLog.java
index 923a89b..04cf20a 100644
--- a/src/com/android/launcher3/logging/FileLog.java
+++ b/src/com/android/launcher3/logging/FileLog.java
@@ -8,6 +8,8 @@
 import android.util.Log;
 import android.util.Pair;
 
+import androidx.annotation.VisibleForTesting;
+
 import com.android.launcher3.util.IOUtils;
 
 import java.io.BufferedReader;
@@ -88,7 +90,8 @@
         Message.obtain(getHandler(), LogWriterCallback.MSG_WRITE, out).sendToTarget();
     }
 
-    private static Handler getHandler() {
+    @VisibleForTesting
+    static Handler getHandler() {
         synchronized (DATE_FORMAT) {
             if (sHandler == null) {
                 sHandler = new Handler(createAndStartNewLooper("file-logger"),
@@ -102,15 +105,16 @@
      * Blocks until all the pending logs are written to the disk
      * @param out if not null, all the persisted logs are copied to the writer.
      */
-    public static void flushAll(PrintWriter out) throws InterruptedException {
+    public static boolean flushAll(PrintWriter out) throws InterruptedException {
         if (!ENABLED) {
-            return;
+            return false;
         }
         CountDownLatch latch = new CountDownLatch(1);
         Message.obtain(getHandler(), LogWriterCallback.MSG_FLUSH,
                 Pair.create(out, latch)).sendToTarget();
 
         latch.await(2, TimeUnit.SECONDS);
+        return latch.getCount() == 0;
     }
 
     /**