From 60f441a22ed98ed2c03f6179adf460d888bf459f Mon Sep 17 00:00:00 2001
From: Jonathan Garbee <jonathan@garbee.me>
Date: Tue, 27 Jun 2017 17:19:00 -0400
Subject: [PATCH] Fix placeholder check for dirty state

---
 src/textfield/textfield.js | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/src/textfield/textfield.js b/src/textfield/textfield.js
index 8261be74..1ee036eb 100644
--- a/src/textfield/textfield.js
+++ b/src/textfield/textfield.js
@@ -175,10 +175,9 @@
    * @public
    */
   MaterialTextfield.prototype.checkDirty = function() {
-    var placeholder = this.input_.placeholder;
     if (
       (this.input_.value && this.input_.value.length > 0) ||
-      (placeholder !== undefined || placeholder.trim() !== "")
+      (this.input_.placeholder.trim() !== '')
     ) {
       this.element_.classList.add(this.CssClasses_.IS_DIRTY);
     } else {