Removing tracing for a gone flake

Bug: 156044202
Change-Id: Ice142bb941fee7b731f46c2073fab17d83bbc871
diff --git a/tests/tapl/com/android/launcher3/tapl/Background.java b/tests/tapl/com/android/launcher3/tapl/Background.java
index c9c846f..153b3ce 100644
--- a/tests/tapl/com/android/launcher3/tapl/Background.java
+++ b/tests/tapl/com/android/launcher3/tapl/Background.java
@@ -88,10 +88,6 @@
                                 ? LauncherInstrumentation.GestureScope.INSIDE_TO_OUTSIDE
                                 : LauncherInstrumentation.GestureScope.OUTSIDE_WITH_PILFER;
 
-                // b/156044202
-                mLauncher.log("Hierarchy before swiping up to overview:");
-                mLauncher.dumpViewHierarchy();
-
                 mLauncher.sendPointer(
                         downTime, downTime, MotionEvent.ACTION_DOWN, start, gestureScope);
                 mLauncher.executeAndWaitForLauncherEvent(