Removing the disabled undo button.

 Bug: 7333546

Addendum to http://go/ag//#/c/238167/

Change-Id: If39d93ffa9367ecd6b731c2c32ed0cab055000f4
2 files changed
tree: 32e6f3023b1df6bace621f9feb54dd045e251be6
  1. res/
  2. src/
  3. src_pd/
  4. tests/