Update Polymer from 1.2.1 -> 1.2.3

third_party/polymer/v1_0/components-chromium/paper-input/paper-input-container-extracted.js

Index: third_party/polymer/v1_0/components-chromium/paper-input/paper-input-container-extracted.js
diff --git a/third_party/polymer/v1_0/components-chromium/paper-input/paper-input-container-extracted.js b/third_party/polymer/v1_0/components-chromium/paper-input/paper-input-container-extracted.js
index 731dd48a26d4902f9d511201126a876f672b60a2..420007d41bc6308811cd4a71441f33ae9da5b0bb 100644
--- a/third_party/polymer/v1_0/components-chromium/paper-input/paper-input-container-extracted.js
+++ b/third_party/polymer/v1_0/components-chromium/paper-input/paper-input-container-extracted.js
@@ -142,21 +142,6 @@ Polymer({
       } else {
         this._handleValue(this._inputElement);
       }
-
-      this._numberOfPrefixNodes = 0;
-      this._prefixObserver = Polymer.dom(this.$.prefix).observeNodes(
-          function(mutations) {
-            // Keep track whether there's at least one prefix node, since it
-            // affects laying out the floating label.
-            this._numberOfPrefixNodes += mutations.addedNodes.length -
-                mutations.removedNodes.length;
-          }.bind(this));
-    },
-
-    detached: function() {
-      if (this._prefixObserver) {
-        Polymer.dom(this.$.prefix).unobserveNodes(this._prefixObserver);
-      }
     },
 
     _onAddonAttached: function(event) {
@@ -248,16 +233,15 @@ Polymer({
 
         if (alwaysFloatLabel || _inputHasContent) {
           cls += ' label-is-floating';
+          // If the label is floating, ignore any offsets that may have been
+          // applied from a prefix element.
+          this.$.labelAndInputContainer.style.position = 'static';
+
           if (invalid) {
             cls += ' is-invalid';
           } else if (focused) {
             cls += " label-is-highlighted";
           }
-          // If a prefix element exists, the label has a horizontal offset
-          // which needs to be undone when displayed as a floating label.
-          if (this._numberOfPrefixNodes > 0) {
-            this.$.labelAndInputContainer.style.position = 'static';
-          }
         } else {
           // When the label is not floating, it should overlap the input element.
           if (label) {