[Blink] It is not possible to remove object style using combo

[Piotr Jasiun]

1. Open "Replace by Class" sample.
2. Select rocket image.
3. Open style combo.
4. Click on "Styled image (right)" (selected option).

Expected result: style will be removed like on IE or FF.

Actual behavior: nothing happen.

Might be related: #10065.

[Olek Nowodziński]

DRUP of #10065.