Roll Polymer elements

third_party/polymer/v1_0/components-chromium/paper-slider/paper-slider.html

Index: third_party/polymer/v1_0/components-chromium/paper-slider/paper-slider.html
diff --git a/third_party/polymer/v1_0/components-chromium/paper-slider/paper-slider.html b/third_party/polymer/v1_0/components-chromium/paper-slider/paper-slider.html
index 9863185f4244aa66456dbc6a163f909938fb7713..365efcd9e11d3bfdd268347da10c067d52bd67ad 100644
--- a/third_party/polymer/v1_0/components-chromium/paper-slider/paper-slider.html
+++ b/third_party/polymer/v1_0/components-chromium/paper-slider/paper-slider.html
@@ -40,6 +40,7 @@ The following custom properties and mixins are available for styling:
 
 Custom property | Description | Default
 ----------------|-------------|----------
+`--paper-slider-container-color` | The background color of the bar | `--paper-grey-400`
 `--paper-slider-bar-color` | The background color of the slider | `transparent`
 `--paper-slider-active-color` | The progress bar color | `--google-blue-700`
 `--paper-slider-secondary-color` | The secondary progress bar color | `--google-blue-300`
@@ -129,7 +130,7 @@ Custom property | Description | Default
         padding: 15px 0;
         width: 100%;
         background-color: var(--paper-slider-bar-color, transparent);
-        --paper-progress-container-color: var(--paper-grey-400);
+        --paper-progress-container-color: var(--paper-slider-container-color, --paper-grey-400);
         --paper-progress-height: var(--paper-slider-height, 2px);
       }
 
@@ -298,7 +299,6 @@ Custom property | Description | Default
     </style>
 
     <div id="sliderContainer" class$="[[_getClassNames(disabled, pin, snaps, immediateValue, min, expand, dragging, transiting, editable)]]">
-
       <div class="bar-container">
         <paper-progress disabled$="[[disabled]]" id="sliderBar" aria-hidden="true" min="[[min]]" max="[[max]]" step="[[step]]" value="[[immediateValue]]" secondary-progress="[[secondaryProgress]]" on-down="_bardown" on-up="_resetKnob" on-track="_onTrack">
         </paper-progress>