update components

dashboard-ui/bower_components/iron-location/.bower.json

@@ -1,6 +1,6 @@
 {
   "name": "iron-location",
-  "version": "0.8.3",
+  "version": "0.8.4",
   "description": "Bidirectional data binding into the page's URL.",
   "private": true,
   "authors": [
@@ -37,11 +37,11 @@
     "webcomponentsjs": "webcomponents/webcomponentsjs#^0.7.0",
     "iron-demo-helpers": "PolymerElements/iron-demo-helpers#^1.2.3"
   },
-  "_release": "0.8.3",
+  "_release": "0.8.4",
   "_resolution": {
     "type": "version",
-    "tag": "v0.8.3",
-    "commit": "cb124aa740c07d2b65af1d7e05a3cf8fd6a25f87"
+    "tag": "v0.8.4",
+    "commit": "dcb05b63c0f367fde7ebfd3bebefee606f69dd68"
   },
   "_source": "git://github.com/PolymerElements/iron-location.git",
   "_target": "^0.8.0",

dashboard-ui/bower_components/iron-location/.travis.yml

@@ -2,7 +2,7 @@ language: node_js
 sudo: required
 node_js: stable
 addons:
-  firefox: latest
+  firefox: '46.0'
   apt:
     sources:
       - google-chrome

dashboard-ui/bower_components/iron-location/bower.json

@@ -1,6 +1,6 @@
 {
   "name": "iron-location",
-  "version": "0.8.3",
+  "version": "0.8.4",
   "description": "Bidirectional data binding into the page's URL.",
   "private": true,
   "authors": [

dashboard-ui/bower_components/iron-location/iron-location.html

@@ -125,9 +125,8 @@ milliseconds.
         computed: '_makeRegExp(urlSpaceRegex)'
       },
 
-      _lastChangedAtAt: {
-        type: Number,
-        value: -Infinity
+      _lastChangedAt: {
+        type: Number
       },
 
       _initialized: {
@@ -146,6 +145,9 @@ milliseconds.
       this.listen(window, 'location-changed', '_urlChanged');
       this.listen(window, 'popstate', '_urlChanged');
       this.listen(/** @type {!HTMLBodyElement} */(document.body), 'click', '_globalOnClick');
+      // Give a 200ms grace period to make initial redirects without any
+      // additions to the user's history.
+      this._lastChangedAt = window.performance.now() - (this.dwellTime - 200);
 
       this._initialized = true;
       this._urlChanged();
@@ -157,17 +159,6 @@ milliseconds.
       this.unlisten(/** @type {!HTMLBodyElement} */(document.body), 'click', '_globalOnClick');
       this._initialized = false;
     },
-    /**
-     * @return {number} the number of milliseconds since some point in the
-     *     past. Only useful for comparing against other results from this
-     *     function.
-     */
-    _now: function() {
-      if (window.performance && window.performance.now) {
-        return window.performance.now();
-      }
-      return new Date().getTime();
-    },
     _hashChanged: function() {
       this.hash = window.location.hash.substring(1);
     },
@@ -212,7 +203,7 @@ milliseconds.
       // Need to use a full URL in case the containing page has a base URI.
       var fullNewUrl = new URL(
           newUrl, window.location.protocol + '//' + window.location.host).href;
-      var now = this._now();
+      var now = window.performance.now();
       var shouldReplace =
           this._lastChangedAt + this.dwellTime > now;
       this._lastChangedAt = now;
@@ -230,6 +221,12 @@ milliseconds.
      * @param {MouseEvent} event .
      */
     _globalOnClick: function(event) {
+      // If another event handler has stopped this event then there's nothing
+      // for us to do. This can happen e.g. when there are multiple
+      // iron-location elements in a page.
+      if (event.defaultPrevented) {
+        return;
+      }
       var href = this._getSameOriginLinkHref(event);
       if (!href) {
         return;
@@ -268,18 +265,18 @@ milliseconds.
 
       // If there's no link there's nothing to do.
       if (!anchor) {
-        return;
+        return null;
       }
 
       // Target blank is a new tab, don't intercept.
       if (anchor.target === '_blank') {
-        return;
+        return null;
       }
       // If the link is for an existing parent frame, don't intercept.
       if ((anchor.target === '_top' ||
            anchor.target === '_parent') &&
           window.top !== window) {
-        return;
+        return null;
       }
 
       var href = anchor.href;
@@ -319,6 +316,11 @@ milliseconds.
       // Need to use a full URL in case the containing page has a base URI.
       var fullNormalizedHref = new URL(
           normalizedHref, window.location.href).href;
+      // If the navigation is to the current page we shouldn't add a history
+      // entry.
+      if (fullNormalizedHref === window.location.href) {
+        return null;
+      }
       return fullNormalizedHref;
     },
     _makeRegExp: function(urlSpaceRegex) {

dashboard-ui/bower_components/iron-location/test/iron-location.html

@@ -141,6 +141,34 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
             '?greeting=hello&target=world&another=key');
       });
     });
+    suite('does not spam the user\'s history', function() {
+      var replaceStateCalls, pushStateCalls;
+      var nativeReplaceState, nativePushState;
+      setup(function() {
+        replaceStateCalls = pushStateCalls = 0;
+        nativeReplaceState = window.history.replaceState;
+        nativePushState = window.history.pushState;
+        window.history.replaceState = function() {
+          replaceStateCalls++;
+        };
+        window.history.pushState = function() {
+          pushStateCalls++;
+        };
+      });
+      teardown(function() {
+        window.history.replaceState = nativeReplaceState;
+        window.history.pushState = nativePushState;
+      });
+      test('when a change happens immediately after ' +
+           'the iron-location is attached', function() {
+        var ironLocation = fixture('Solo');
+        expect(pushStateCalls).to.be.equal(0);
+        expect(replaceStateCalls).to.be.equal(0);
+        ironLocation.path = '/foo';
+        expect(replaceStateCalls).to.be.equal(1);
+        expect(pushStateCalls).to.be.equal(0);
+      });
+    });
     suite('when used with other iron-location elements', function() {
       var otherUrlElem;
       var urlElem;
@@ -236,6 +264,35 @@ subject to an additional IP rights grant found at http://polymer.github.io/PATEN
         anchor.target = '_blank';
 
         expect(isClickCaptured(anchor)).to.be.eq(false);
+      });
+
+      test('a link with an href to the ' +
+           'current page shouldn\'t add to history.', function() {
+        var anchor = document.createElement('a');
+        anchor.href = window.location.href;
+
+        expect(isClickCaptured(anchor)).to.be.equal(false);
+      });
+
+      test('a click that has already been defaultPrevented ' +
+           'shouldn\'t result in a navigation', function() {
+         fixture('Solo');
+         var anchor = document.createElement('a');
+         anchor.href = makeAbsoluteUrl('/');
+         anchor.addEventListener('click', function(event) {
+           event.preventDefault();
+         });
+         document.body.appendChild(anchor);
+
+         var originalPushState = window.history.pushState;
+         var count = 0;
+         window.history.pushState = function() {
+           count++;
+         }
+         anchor.click();
+         window.history.pushState = originalPushState;
+
+         expect(count).to.be.equal(0);
       })
     });