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15403 manish.sha 1 
define(function() {
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function addGetHookIf( conditionFn, hookFn ) {
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	// Define the hook, we'll check on the first run if it's really needed.
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	return {
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		get: function() {
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			if ( conditionFn() ) {
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				// Hook not needed (or it's not possible to use it due
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				// to missing dependency), remove it.
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				delete this.get;
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				return;
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			}
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			// Hook needed; redefine it so that the support test is not executed again.
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			return (this.get = hookFn).apply( this, arguments );
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		}
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	};
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}
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return addGetHookIf;
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});