lib/third_party/tracing/model/counter.js
function Counter(parent, id, category, name) {
    tr.model.EventContainer.call(this);

    this.parent_ = parent;
    this.id_ = id;
    this.category_ = category || '';
    this.name_ = name;

    this.series_ = [];
    this.totals = [];
  }
function Counter(parent, id, category, name) {
    tr.model.EventContainer.call(this);

    this.parent_ = parent;
    this.id_ = id;
    this.category_ = category || '';
    this.name_ = name;

    this.series_ = [];
    this.totals = [];
  }
function Counter ( parent , id , category , name ) { tr . model . EventContainer . call ( this ) ; this . parent_ = parent ; this . id_ = id ; this . category_ = category || '' ; this . name_ = name ; this . series_ = [ ] ; this . totals = [ ] ; }
A container holding all series of a given type of measurement.

As an example, if we're measuring the throughput of data sent over several
USB connections, the throughput of each cable might be added as a separate
series to a single counter.

@constructor
@extends {EventContainer}
A container holding all series of a given type of measurement .