Dump view hierarchy before swiping to home

Bug: 141864547
Change-Id: Ifd444c4516f7f27b0dc19c0faa1d4c8716d2254a
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 2e9cb81..24d4964 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -558,6 +558,8 @@
             if (hasLauncherObject(WORKSPACE_RES_ID)) {
                 log(action = "already at home");
             } else {
+                log("Hierarchy before swiping up to home");
+                dumpViewHierarchy();
                 log(action = "swiping up to home from " + getVisibleStateMessage());
                 final int finalState = mDevice.hasObject(By.pkg(getLauncherPackageName()))
                         ? NORMAL_STATE_ORDINAL : BACKGROUND_APP_STATE_ORDINAL;