fix(form-field): delete top border from focus animation (#17885)

jnavb · mmalerba · commit 09dc4594259c · 2019-12-29T17:38:52.000-05:00
Form field outline top border reduce its opacity during animation when focusing. According to MDC examples this transition should be instant. Fixes #17884
diff --git a/src/material/form-field/form-field-outline.scss b/src/material/form-field/form-field-outline.scss
@@ -103,7 +103,6 @@ $mat-form-field-outline-subscript-padding:
     .mat-form-field-outline-end,
     .mat-form-field-outline-gap {
       border-width: $mat-form-field-outline-thick-width;
-      transition: border-color 300ms $swift-ease-out-timing-function;
     }
   }
 

Original file line number	Diff line number	Diff line change
`@@ -103,7 +103,6 @@ $mat-form-field-outline-subscript-padding:`
`103`	`103`	`.mat-form-field-outline-end,`
`104`	`104`	`.mat-form-field-outline-gap {`
`105`	`105`	`border-width: $mat-form-field-outline-thick-width;`
`106`		`- transition: border-color 300ms $swift-ease-out-timing-function;`
`107`	`106`	`}`
`108`	`107`	`}`
`109`	`108`