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Viewing changes to lib/lp/app/javascript/anim/anim.js

Use Y.Lang.isObject() instead of implied truthiness.

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lib/lp/app/javascript/anim/anim.js
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        var to = ncfg.to;
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        // Check the background color to make sure
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        // it isn't 'transparent'.
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        if (to && Y.Lang.isFunction(to.backgroundColor)) {
 
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        if (Y.Lang.isObject(to) && Y.Lang.isFunction(to.backgroundColor)) {
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            var bg = to.backgroundColor.call(anim, anim.get('node'));
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            if (bg === 'transparent') {
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                Y.error("Can not animate to a 'transparent' background " +