old_contents: /*globals BenchWarmer:true jQuery Benchmark*/
  
  BenchWarmer = function(emberPath, logger, profile) {
    this.emberPath = emberPath;
    this.profile = profile;
    this.logger = logger;
  };
  
  BenchWarmer.evalString = function(string, emberPath, logger, profile) {
    var benchWarmer = new BenchWarmer(emberPath, logger, profile);
  
    var bench = function(name, fn) {
      ember_assert("Please pass in a name and function", arguments.length === 2);
      benchWarmer.bench(name, fn);
    };
  
    var before = function(fn) {
      benchWarmer.before(fn);
    };
  
    var after = function(fn) {
      benchWarmer.after(fn);
    };
  
    eval(string);
  
    return benchWarmer;
  };
  
  BenchWarmer.prototype = {
    log: function(string) {
      this.logger(string);
    },
  
    before: function(fn) {
      this.setup = fn;
    },
  
    after: function(fn) {
      this.teardown = fn;
    },
  
    bench: function(name, fn) {
      var self = this;
      this.name = name;
      this.fn = fn;
  
      this.benchmark = new Benchmark(name, fn, {
        async: true,
  
        setup: this.setup,
        teardown: this.teardown,
  
        onCycle: function(event, bench) {
          self.log("<code>" + name + "</code> x" + event.target.stats.sample.length + " Hz: " + Math.floor(event.target.hz));
        },
  
        onComplete: function() {
          var moe = Math.round(this.stats.moe / this.stats.mean * 10000) / 100;
          var sampleMoe = (moe / 100) * this.hz;
          self.log("<code>" + name + "</code> x" + this.stats.sample.length + " Hz: " + Math.floor(this.hz) + " &plusmn;" + moe + "% (" + sampleMoe + ")");
  
          if (self.next) { self.next.run(); }
        }
      });
  
      return this;
    },
  
    run: function() {
      if (this.profile) {
        var self = this;
  
        var count = parseInt(this.profile, 10);
  
        setTimeout(function() {
          if (self.setup) { self.setup(); }
          console.profile(self.emberPath + ": " + self.name);
          for (var i=0; i<count; i++) {
            self.fn();
          }
          console.profileEnd(self.emberPath + ": " + self.name);
          if (self.teardown) { self.teardown(); }
          if (self.next) { self.next.run(); }
        }, 1);
      } else {
        this.benchmark.run();
      }
    }
  };
  
  
new_contents: /*globals BenchWarmer:true jQuery Benchmark*/
  
  BenchWarmer = function(emberPath, logger, profile) {
    this.emberPath = emberPath;
    this.profile = profile;
    this.logger = logger;
  };
  
  BenchWarmer.evalString = function(string, emberPath, logger, profile) {
    var benchWarmer = new BenchWarmer(emberPath, logger, profile);
  
    var bench = function(name, fn) {
      benchWarmer.bench(name, fn);
    };
  
    var before = function(fn) {
      benchWarmer.before(fn);
    };
  
    var after = function(fn) {
      benchWarmer.after(fn);
    };
  
    eval(string);
  
    return benchWarmer;
  };
  
  BenchWarmer.prototype = {
    log: function(string) {
      this.logger(string);
    },
  
    before: function(fn) {
      this.setup = fn;
    },
  
    after: function(fn) {
      this.teardown = fn;
    },
  
    bench: function(name, fn) {
      var self = this;
      this.name = name;
      this.fn = fn;
  
      this.benchmark = new Benchmark(name, fn, {
        async: true,
  
        setup: this.setup,
        teardown: this.teardown,
  
        onCycle: function(event, bench) {
          self.log("<code>" + name + "</code> x" + event.target.stats.sample.length + " Hz: " + Math.floor(event.target.hz));
        },
  
        onComplete: function() {
          var moe = Math.round(this.stats.moe / this.stats.mean * 10000) / 100;
          var sampleMoe = (moe / 100) * this.hz;
          self.log("<code>" + name + "</code> x" + this.stats.sample.length + " Hz: " + Math.floor(this.hz) + " &plusmn;" + moe + "% (" + sampleMoe + ")");
  
          if (self.next) { self.next.run(); }
        }
      });
  
      return this;
    },
  
    run: function() {
      if (this.profile) {
        var self = this;
  
        var count = parseInt(this.profile, 10);
  
        setTimeout(function() {
          if (self.setup) { self.setup(); }
          console.profile(self.emberPath + ": " + self.name);
          for (var i=0; i<count; i++) {
            self.fn();
          }
          console.profileEnd(self.emberPath + ": " + self.name);
          if (self.teardown) { self.teardown(); }
          if (self.next) { self.next.run(); }
        }, 1);
      } else {
        this.benchmark.run();
      }
    }
  };
  
  
subject: Remove old ember_assert call