Remove third_party/polymer from .gitignore

third_party/polymer/v1_0/components/paper-material/paper-material.html

Index: third_party/polymer/v1_0/components/paper-material/paper-material.html
diff --git a/third_party/polymer/v1_0/components/paper-material/paper-material.html b/third_party/polymer/v1_0/components/paper-material/paper-material.html
deleted file mode 100644
index 60f87ba5110e7cb0b8930705ae7abf1fee899b1c..0000000000000000000000000000000000000000
--- a/third_party/polymer/v1_0/components/paper-material/paper-material.html
+++ /dev/null
@@ -1,98 +0,0 @@
-<!--
-@license
-Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
-This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
-The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
-The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
-Code distributed by Google as part of the polymer project is also
-subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
--->
-
-<link rel="import" href="../polymer/polymer.html">
-<link rel="import" href="../paper-styles/shadow.html">
-
-<!--
-
-`paper-material` is a container that renders two shadows on top of each other to
-create the effect of a lifted piece of paper.
-
-Example:
-
-    <paper-material elevation="1">
-      ... content ...
-    </paper-material>
-
-@group Paper Elements
-@class paper-material
-@demo demo/index.html
--->
-
-<dom-module id="paper-material">
-  <style>
-    :host {
-      display: block;
-      position: relative;
-      @apply(--shadow-transition);
-    }
-
-    :host([elevation="1"]) {
-      @apply(--shadow-elevation-2dp);
-    }
-
-    :host([elevation="2"]) {
-      @apply(--shadow-elevation-4dp);
-    }
-
-    :host([elevation="3"]) {
-      @apply(--shadow-elevation-6dp);
-    }
-
-    :host([elevation="4"]) {
-      @apply(--shadow-elevation-8dp);
-    }
-
-    :host([elevation="5"]) {
-      @apply(--shadow-elevation-16dp);
-    }
-  </style>
-  <template>
-    <content></content>
-  </template>
-</dom-module>
-<script>
-  Polymer({
-    is: 'paper-material',
-
-    properties: {
-
-      /**
-       * The z-depth of this element, from 0-5. Setting to 0 will remove the
-       * shadow, and each increasing number greater than 0 will be "deeper"
-       * than the last.
-       *
-       * @attribute elevation
-       * @type number
-       * @default 1
-       */
-      elevation: {
-        type: Number,
-        reflectToAttribute: true,
-        value: 1
-      },
-
-      /**
-       * Set this to true to animate the shadow when setting a new
-       * `elevation` value.
-       *
-       * @attribute animated
-       * @type boolean
-       * @default false
-       */
-      animated: {
-        type: Boolean,
-        reflectToAttribute: true,
-        value: false
-      }
-    }
-  });
-</script>