tree afc0f3c98da5e3390997d715e9190507ddfde487
parent f06aefbd5842f3ff9232b8b66379499dea6a9605
author Milutin Kristofic <milutin@google.com> 1571147498 +0200
committer Paladox none <thomasmulhall410@yahoo.com> 1571670682 +0000

Removing legacy on-tap

Recommended by polymer team to remove legacy on tap for on click.
On click has better performance and is well supported by browsers.
If you register tap on gr-button, it will still work, since both click
and tap are notified when user clicks on button.

Change-Id: If683f2ca9b4a2df2270c2df8bce5da3f865f524b
(cherry picked from commit 54f8e3a273207963ab7dfef6c0755396592f679e)