[smileybutton] Remove reference to removed frost theme

smileybutton/view/frost.css

@@ -1,21 +0,0 @@
-img.smiley_button {
-	height: 25;
-	width: 25px;
-	position: relative;
-	left: 335px;
-	top: -45px;
-}
-
-img.smiley_preview {
-	max-height: 25px;
-	max-width: 25px;
-}
-
-table.smiley-preview {
-	border: 1px solid #AAAAAA;
-	-moz-border-radius: 3px;
-	border-radius: 3px;
-	position: relative;
-	left: 285px;
-	top: -36px;
-}