fix(text-field): Hide extraneous border in FF in HC mode. (#2931)

aprigogin · Kenneth G. Franqueiro · commit bd4c563f601f · 2018-06-18T11:24:53.000-04:00
(cherry picked from commit 418868a)
diff --git a/packages/mdc-textfield/_mixins.scss b/packages/mdc-textfield/_mixins.scss
@@ -261,7 +261,7 @@
   .mdc-text-field__input {
     display: flex;
     padding: 12px;
-    border: none;
+    border: none !important;  // FF adds unwanted border in HC mode on windows.
     background-color: transparent;
     z-index: 1;
   }

Original file line number	Diff line number	Diff line change
`@@ -261,7 +261,7 @@`
`261`	`261`	`.mdc-text-field__input {`
`262`	`262`	`display: flex;`
`263`	`263`	`padding: 12px;`
`264`		`- border: none;`
	`264`	`+ border: none !important; // FF adds unwanted border in HC mode on windows.`
`265`	`265`	`background-color: transparent;`
`266`	`266`	`z-index: 1;`
`267`	`267`	`}`