GitLab

- Includes cancel print job and clear all button.
- Update delete icon in the clear all button to reflect the enabled
  or disabled state.
- Also fixes a bug where the color of the clear all button text did
  not represent the button's disabled state.

Bug: 1055841
Change-Id: Ibdecc4057824e41946ad355eda71b9e267250dad
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2265419
Commit-Queue: Jimmy Gong <jimmyxgong@chromium.org>
Reviewed-by: Kyle Horimoto <khorimoto@chromium.org>
Cr-Commit-Position: refs/heads/master@{#782876}