Fix Polymer licensing issues

third_party/web-animations-js/sources/web-animations.min.js

 // Copyright 2014 Google Inc. All rights reserved.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
 //     You may obtain a copy of the License at
 //
 // http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 //     See the License for the specific language governing permissions and
 // limitations under the License.
 
-!function(a,b){b["true"]=a,function(){if(document.documentElement.animate){var a=document.documentElement.animate([],0),b=!0;if(a&&(b=!1,"play|currentTime|pause|reverse|playbackRate|cancel|finish|startTime|playState".split("|").forEach(function(c){void 0===a[c]&&(b=!0)})),!b)return}var c={},d={},e={},f=null;!function(a){function b(b,c){var d={delay:0,endDelay:0,fill:c?"both":"none",iterationStart:0,iterations:1,duration:c?"auto":0,playbackRate:1,direction:"normal",easing:"linear"};return"number"!=typeof b||isNaN(b)?void 0!==b&&Object.getOwnPropertyNames(b).forEach(function(c){if("auto"!=b[c]){if(("number"==typeof d[c]||"duration"==c)&&("number"!=typeof b[c]||isNaN(b[c])))return;if("fill"==c&&-1==p.indexOf(b[c]))return;if("direction"==c&&-1==q.indexOf(b[c]))return;if("playbackRate"==c&&a.isDeprecated("AnimationTiming.playbackRate","2014-11-28","Use AnimationPlayer.playbackRate instead."))return;d[c]=b[c]}}):d.duration=b,d}function c(a,c){var d=b(a,c);return d.easing=f(d.easing),d}function d(a,b,c,d){return 0>a||a>1||0>c||c>1?y:function(e){function f(a,b,c){return 3*a*(1-c)*(1-c)*c+3*b*(1-c)*c*c+c*c*c}for(var g=0,h=1;;){var i=(g+h)/2,j=f(a,c,i);if(Math.abs(e-j)<.001)return f(b,d,i);e>j?g=i:h=i}}}function e(a,b){return function(c){if(c>=1)return 1;var d=1/a;return c+=b*d,c-c%d}}function f(a){var b=w.exec(a);if(b)return d.apply(this,b.slice(1).map(Number));var c=x.exec(a);if(c)return e(Number(c[1]),{start:r,middle:s,end:t}[c[2]]);var f=u[a];return f?f:y}function g(a){return Math.abs(h(a)/a.playbackRate)}function h(a){return a.duration*a.iterations}function i(a,b,c){return null==b?z:b<c.delay?A:b>=c.delay+a?B:C}function j(a,b,c,d,e){switch(d){case A:return"backwards"==b||"both"==b?0:null;case C:return c-e;case B:return"forwards"==b||"both"==b?a:null;case z:return null}}function k(a,b,c,d){return(d.playbackRate<0?b-a:b)*d.playbackRate+c}function l(a,b,c,d,e){return 1/0===c||c===-1/0||c-d==b&&e.iterations&&(e.iterations+e.iterationStart)%1==0?a:c%a}function m(a,b,c,d){return 0===c?0:b==a?d.iterationStart+d.iterations-1:Math.floor(c/a)}function n(a,b,c,d){var e=a%2>=1,f="normal"==d.direction||d.direction==(e?"alternate-reverse":"alternate"),g=f?c:b-c,h=g/b;return b*d.easing(h)}function o(a,b,c){var d=i(a,b,c),e=j(a,c.fill,b,d,c.delay);if(null===e)return null;if(0===a)return d===A?0:1;var f=c.iterationStart*c.duration,g=k(a,e,f,c),o=l(c.duration,h(c),g,f,c),p=m(c.duration,o,g,c);return n(p,c.duration,o,c)/c.duration}var p="backwards|forwards|both".split("|"),q="reverse|alternate|alternate-reverse".split("|"),r=1,s=.5,t=0,u={ease:d(.25,.1,.25,1),"ease-in":d(.42,0,1,1),"ease-out":d(0,0,.58,1),"ease-in-out":d(.42,0,.58,1),"step-start":e(1,r),"step-middle":e(1,s),"step-end":e(1,t)},v="\\s*(-?\\d+\\.?\\d*|-?\\.\\d+)\\s*",w=new RegExp("cubic-bezier\\("+v+","+v+","+v+","+v+"\\)"),x=/steps\(\s*(\d+)\s*,\s*(start|middle|end)\s*\)/,y=function(a){return a},z=0,A=1,B=2,C=3;a.makeTiming=b,a.normalizeTimingInput=c,a.calculateActiveDuration=g,a.calculateTimeFraction=o,a.calculatePhase=i,a.toTimingFunction=f}(c,f),function(a){function b(a,b){return a in h?h[a][b]||b:b}function c(a,c,d){var g=e[a];if(g){f.style[a]=c;for(var h in g){var i=g[h],j=f.style[i];d[i]=b(i,j)}}else d[a]=b(a,c)}function d(b){function d(){var a=e.length;null==e[a-1].offset&&(e[a-1].offset=1),a>1&&null==e[0].offset&&(e[0].offset=0);for(var b=0,c=e[0].offset,d=1;a>d;d++){var f=e[d].offset;if(null!=f){for(var g=1;d-b>g;g++)e[b+g].offset=c+(f-c)*g/(d-b);b=d,c=f}}}if(!Array.isArray(b)&&null!==b)throw new TypeError("Keyframe effect must be null or an array of keyframes");if(null==b)return[];for(var e=b.map(function(b){var d={};for(var e in b){var f=b[e];if("offset"==e){if(null!=f&&(f=Number(f),!isFinite(f)))throw new TypeError("keyframe offsets must be numbers.")}else{if("composite"==e)throw{type:DOMException.NOT_SUPPORTED_ERR,name:"NotSupportedError",message:"add compositing is not supported"};f="easing"==e?a.toTimingFunction(f):""+f}c(e,f,d)}return void 0==d.offset&&(d.offset=null),void 0==d.easing&&(d.easing=a.toTimingFunction("linear")),d}),f=!0,g=-1/0,h=0;h<e.length;h++){var i=e[h].offset;if(null!=i){if(g>i)throw{code:DOMException.INVALID_MODIFICATION_ERR,name:"InvalidModificationError",message:"Keyframes are not loosely sorted by offset. 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e={};a.addPropertiesHandler=c,a.propertyInterpolation=d}(d,f),function(a,b){b.Animation=function(c,d,e){var f,g=b.AnimationNode(a.normalizeTimingInput(e)),h=b.convertEffectInput(d),i=function(){h(c,f)};return i._update=function(a){return f=g(a),null!==f},i._clear=function(){h(c,null)},i._hasSameTarget=function(a){return c===a},i._isCurrent=g._isCurrent,i._totalDuration=g._totalDuration,i},b.NullAnimation=function(a){var b=function(){a&&(a(),a=null)};return b._update=function(){return null},b._totalDuration=0,b._isCurrent=function(){return!1},b._hasSameTarget=function(){return!1},b}}(c,d,f),function(a){function b(a,b,c){c.enumerable=!0,c.configurable=!0,Object.defineProperty(a,b,c)}function c(a){this._surrogateStyle=document.createElementNS("http://www.w3.org/1999/xhtml","div").style,this._style=a.style,this._length=0,this._isAnimatedProperty={};for(var b=0;b<this._style.length;b++){var c=this._style[b];this._surrogateStyle[c]=this._style[c]}this._updateIndices()}function 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