Angular cli `paste` bug

Bug occurs on IE11.

How to reporduce

Paste anything into the input field. On Events like (click), (focus) bug doesn't occur (click on the button).

Name		Name	Last commit message	Last commit date
Latest commit History 3 Commits
e2e		e2e
src		src
.angular-cli.json		.angular-cli.json
.editorconfig		.editorconfig
.gitignore		.gitignore
README.md		README.md
karma.conf.js		karma.conf.js
package-lock.json		package-lock.json
package.json		package.json
protractor.conf.js		protractor.conf.js
tsconfig.json		tsconfig.json
tslint.json		tslint.json