Revert "More logging for drop bar not appearing for dragged widget"

This reverts commit 876c15aa.

Reason for revert: After this CL, the flake disappeared. Revert to see if this was because of this CL.

Bug: 195031154
Test: presubmit

Change-Id: Ic3c54900927615338d9510ad179e87ee43133e4e