Revert "Add logs for null task list"

This reverts commit a46d36240b08e458fb25fb1231ed3ebd4a618c3a.

Reason for revert: Reverting logs for release

Change-Id: I65ae1ea691d5fb3d70a2db4beba08d7460b99e2b
diff --git a/quickstep/src/com/android/quickstep/SystemUiProxy.java b/quickstep/src/com/android/quickstep/SystemUiProxy.java
index a343438..67e7f88 100644
--- a/quickstep/src/com/android/quickstep/SystemUiProxy.java
+++ b/quickstep/src/com/android/quickstep/SystemUiProxy.java
@@ -34,7 +34,6 @@
 import android.os.RemoteException;
 import android.os.UserHandle;
 import android.util.Log;
-import android.util.Slog;
 import android.view.MotionEvent;
 import android.view.RemoteAnimationAdapter;
 import android.view.RemoteAnimationTarget;
@@ -761,10 +760,8 @@
     public ArrayList<GroupedRecentTaskInfo> getRecentTasks(int numTasks, int userId) {
         if (mRecentTasks != null) {
             try {
-                final GroupedRecentTaskInfo[] tasks = mRecentTasks.getRecentTasks(numTasks,
-                        RECENT_IGNORE_UNAVAILABLE, userId);
-                Log.d("b/206648922", "getRecentTasks(" + numTasks + "): result=" + tasks);
-                return new ArrayList<>(Arrays.asList(tasks));
+                return new ArrayList<>(Arrays.asList(mRecentTasks.getRecentTasks(numTasks,
+                        RECENT_IGNORE_UNAVAILABLE, userId)));
             } catch (RemoteException e) {
                 Log.w(TAG, "Failed call getRecentTasks", e);
             }