More tracking for get-widgets flake

Bug: 152354290
Change-Id: I2883d04c3db0cba6323b125d6c15ffc7aeb1e5b4
diff --git a/src/com/android/launcher3/widget/WidgetsRecyclerView.java b/src/com/android/launcher3/widget/WidgetsRecyclerView.java
index 7ec6214..63e063f 100644
--- a/src/com/android/launcher3/widget/WidgetsRecyclerView.java
+++ b/src/com/android/launcher3/widget/WidgetsRecyclerView.java
@@ -22,6 +22,7 @@
 import android.util.Log;
 import android.view.MotionEvent;
 import android.view.View;
+import android.view.accessibility.AccessibilityNodeInfo;
 
 import com.android.launcher3.BaseRecyclerView;
 import com.android.launcher3.R;
@@ -220,4 +221,13 @@
         }
         super.setLayoutFrozen(frozen);
     }
+
+    @Override
+    public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
+        super.onInitializeAccessibilityNodeInfo(info);
+        if (Utilities.IS_RUNNING_IN_TEST_HARNESS) {
+            Log.d(TestProtocol.NO_SCROLL_END_WIDGETS,
+                    "onInitializeAccessibilityNodeInfo, scrollable: " + info.isScrollable());
+        }
+    }
 }
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