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27 lines
625 B
JavaScript
27 lines
625 B
JavaScript
/**
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* Copyright 2013-2015, Facebook, Inc.
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* All rights reserved.
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*
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* This source code is licensed under the BSD-style license found in the
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* LICENSE file in the root directory of this source tree. An additional grant
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* of patent rights can be found in the PATENTS file in the same directory.
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*
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* @providesModule performance
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* @typechecks
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*/
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"use strict";
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var ExecutionEnvironment = require("./ExecutionEnvironment");
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var performance;
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if (ExecutionEnvironment.canUseDOM) {
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performance =
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window.performance ||
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window.msPerformance ||
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window.webkitPerformance;
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}
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module.exports = performance || {};
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