Encapsulate implementation-specific timeline record handling in TimelineUIUtils

Source/devtools/front_end/timeline/MemoryCountersGraph.js

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 16 matching lines @@
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
 /**
  * @constructor
  * @extends {WebInspector.CountersGraph}
  * @implements {WebInspector.TimelineModeView}
  * @param {!WebInspector.TimelineModeViewDelegate} delegate
  * @param {!WebInspector.TimelineModel} model
+ * @param {!WebInspector.TimelineUIUtils} uiUtils
  */
-WebInspector.MemoryCountersGraph = function(delegate, model)
+WebInspector.MemoryCountersGraph = function(delegate, model, uiUtils)
 {
     WebInspector.CountersGraph.call(this, WebInspector.UIString("MEMORY"), delegate, model);
+    this._uiUtils = uiUtils;
     this._countersByName = {};
     this._countersByName["jsHeapSizeUsed"] = this.createCounter(WebInspector.UIString("Used JS Heap"), WebInspector.UIString("JS Heap Size: %d"), "hsl(220, 90%, 43%)");
     this._countersByName["documents"] = this.createCounter(WebInspector.UIString("Documents"), WebInspector.UIString("Documents: %d"), "hsl(0, 90%, 43%)");
     this._countersByName["nodes"] = this.createCounter(WebInspector.UIString("Nodes"), WebInspector.UIString("Nodes: %d"), "hsl(120, 90%, 43%)");
     this._countersByName["jsEventListeners"] = this.createCounter(WebInspector.UIString("Listeners"), WebInspector.UIString("Listeners: %d"), "hsl(38, 90%, 43%)");
     if (WebInspector.experimentsSettings.gpuTimeline.isEnabled()) {
         this._gpuMemoryCounter = this.createCounter(WebInspector.UIString("GPU Memory"), WebInspector.UIString("GPU Memory [KB]: %d"), "hsl(300, 90%, 43%)");
         this._countersByName["gpuMemoryUsedKB"] = this._gpuMemoryCounter;
     }
 }
@@ skipping 11 matching lines @@
      * @param {!WebInspector.TimelineModel.Record} record
      */
     addRecord: function(record)
     {
         /**
          * @param {!WebInspector.TimelineModel.Record} record
          * @this {!WebInspector.MemoryCountersGraph}
          */
         function addStatistics(record)
         {
-            var counters = record.counters();
+            var counters = this._uiUtils.countersForRecord(record);
             if (!counters)
                 return;
             for (var name in counters) {
                 var counter = this._countersByName[name];
                 if (counter)
                     counter.appendSample(record.endTime() || record.startTime(), counters[name]);
             }
 
             var gpuMemoryLimitCounterName = "gpuMemoryLimitKB";
             if (this._gpuMemoryCounter && (gpuMemoryLimitCounterName in counters))
                 this._gpuMemoryCounter.setLimit(counters[gpuMemoryLimitCounterName]);
         }
         WebInspector.TimelineModel.forAllRecords([record], null, addStatistics.bind(this));
         this.scheduleRefresh();
     },
 
     refreshRecords: function()
     {
         this.reset();
         var records = this._model.records();
         for (var i = 0; i < records.length; ++i)
             this.addRecord(records[i]);
     },
 
     __proto__: WebInspector.CountersGraph.prototype
 }