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diff --git a/chromium/third_party/catapult/third_party/polymer2/bower_components/polymer/types/lib/utils/path.d.ts b/chromium/third_party/catapult/third_party/polymer2/bower_components/polymer/types/lib/utils/path.d.ts
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index 00000000000..afcc5efbac7
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+++ b/chromium/third_party/catapult/third_party/polymer2/bower_components/polymer/types/lib/utils/path.d.ts
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+/**
+ * DO NOT EDIT
+ *
+ * This file was automatically generated by
+ *   https://github.com/Polymer/gen-typescript-declarations
+ *
+ * To modify these typings, edit the source file(s):
+ *   lib/utils/path.html
+ */
+
+/// <reference path="boot.d.ts" />
+
+declare namespace Polymer {
+
+  /**
+   * Module with utilities for manipulating structured data path strings.
+   */
+  namespace Path {
+
+
+    /**
+     * Returns true if the given string is a structured data path (has dots).
+     *
+     * Example:
+     *
+     * ```
+     * Polymer.Path.isPath('foo.bar.baz') // true
+     * Polymer.Path.isPath('foo')         // false
+     * ```
+     *
+     * @returns True if the string contained one or more dots
+     */
+    function isPath(path: string): boolean;
+
+
+    /**
+     * Returns the root property name for the given path.
+     *
+     * Example:
+     *
+     * ```
+     * Polymer.Path.root('foo.bar.baz') // 'foo'
+     * Polymer.Path.root('foo')         // 'foo'
+     * ```
+     *
+     * @returns Root property name
+     */
+    function root(path: string): string;
+
+
+    /**
+     * Given `base` is `foo.bar`, `foo` is an ancestor, `foo.bar` is not
+     * Returns true if the given path is an ancestor of the base path.
+     *
+     * Example:
+     *
+     * ```
+     * Polymer.Path.isAncestor('foo.bar', 'foo')         // true
+     * Polymer.Path.isAncestor('foo.bar', 'foo.bar')     // false
+     * Polymer.Path.isAncestor('foo.bar', 'foo.bar.baz') // false
+     * ```
+     *
+     * @returns True if `path` is an ancestor of `base`.
+     */
+    function isAncestor(base: string, path: string): boolean;
+
+
+    /**
+     * Given `base` is `foo.bar`, `foo.bar.baz` is an descendant
+     *
+     * Example:
+     *
+     * ```
+     * Polymer.Path.isDescendant('foo.bar', 'foo.bar.baz') // true
+     * Polymer.Path.isDescendant('foo.bar', 'foo.bar')     // false
+     * Polymer.Path.isDescendant('foo.bar', 'foo')         // false
+     * ```
+     *
+     * @returns True if `path` is a descendant of `base`.
+     */
+    function isDescendant(base: string, path: string): boolean;
+
+
+    /**
+     * Replaces a previous base path with a new base path, preserving the
+     * remainder of the path.
+     *
+     * User must ensure `path` has a prefix of `base`.
+     *
+     * Example:
+     *
+     * ```
+     * Polymer.Path.translate('foo.bar', 'zot', 'foo.bar.baz') // 'zot.baz'
+     * ```
+     *
+     * @returns Translated string
+     */
+    function translate(base: string, newBase: string, path: string): string;
+
+
+    /**
+     * Converts array-based paths to flattened path.  String-based paths
+     * are returned as-is.
+     *
+     * Example:
+     *
+     * ```
+     * Polymer.Path.normalize(['foo.bar', 0, 'baz'])  // 'foo.bar.0.baz'
+     * Polymer.Path.normalize('foo.bar.0.baz')        // 'foo.bar.0.baz'
+     * ```
+     *
+     * @returns Flattened path
+     */
+    function normalize(path: string|Array<string|number>): string;
+
+
+    /**
+     * Splits a path into an array of property names. Accepts either arrays
+     * of path parts or strings.
+     *
+     * Example:
+     *
+     * ```
+     * Polymer.Path.split(['foo.bar', 0, 'baz'])  // ['foo', 'bar', '0', 'baz']
+     * Polymer.Path.split('foo.bar.0.baz')        // ['foo', 'bar', '0', 'baz']
+     * ```
+     *
+     * @returns Array of path parts
+     */
+    function split(path: string|Array<string|number>): string[];
+
+
+    /**
+     * Reads a value from a path.  If any sub-property in the path is `undefined`,
+     * this method returns `undefined` (will never throw.
+     *
+     * @returns Value at path, or `undefined` if the path could not be
+     *  fully dereferenced.
+     */
+    function get(root: object|null, path: string|Array<string|number>, info?: object|null): any;
+
+
+    /**
+     * Sets a value to a path.  If any sub-property in the path is `undefined`,
+     * this method will no-op.
+     *
+     * @returns The normalized version of the input path
+     */
+    function set(root: object|null, path: string|Array<string|number>, value: any): string|undefined;
+  }
+}