md-toast: incorrect placement if page scrolled

[stunaz]

Hello,
The toast placement don't change when the page is scrolled.

Expected behaviour: the toast should be displayed at the bottom of the page. If I scroll down the page, then any toast which appears should be display at the new calculated bottom of the page.

codepen http://codepen.io/stunaz/pen/dMjOzN

angular : 1.5.3
angular-material: 1.1.0-rc4

Same behaviour were fixed for the dialog in #4115

[ThomasBurleson]

Similar to #1106

[devversion]

@ThomasBurleson I think this can be fixed with the same approach of #8184. What do you think?

A fixed position, won't work, because we need the toast to be in in relative to the parent.
Fixed toasts will be always in relative to the window.

[ThomasBurleson]

This issue is closed as part of our ‘Surge Focus on Material 2' efforts.
For details, see our forum posting @ http://bit.ly/1UhZyWs.