Invisible placeholder input[text] when using <md-input-container md-no-float>

[sajmons]

Placeholder is invisible in FireFox 38.0.5.

<md-input-container md-no-float> <input type="text" placeholder="Street name"> </md-input-container>

CodePen example:
http://codepen.io/anon/pen/vOWevY

CSS that causes it:

md-input-container:not(.md-input-has-value) input:not(:focus) {
color: transparent;
}

[Splaktar]

Dup of #2162