[DevTools] Migrate usages of Target to RuntimeModel where makes sense

third_party/WebKit/Source/devtools/front_end/perf_ui/LineLevelProfile.js

 // Copyright 2016 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 /**
  * @unrestricted
  */
 PerfUI.LineLevelProfile = class {
   constructor() {
     this._locationPool = new Bindings.LiveLocationPool();
     this.reset();
@@ skipping 56 matching lines @@
     // TODO(alph): use scriptId instead of urls for the target.
     this._locationPool.disposeAll();
     Workspace.workspace.uiSourceCodes().forEach(
         uiSourceCode => uiSourceCode.removeDecorationsForType(PerfUI.LineLevelProfile.LineDecorator.type));
     for (var fileInfo of this._files) {
       var url = /** @type {string} */ (fileInfo[0]);
       var uiSourceCode = Workspace.workspace.uiSourceCodeForURL(url);
       if (!uiSourceCode)
         continue;
       var target = Bindings.NetworkProject.targetForUISourceCode(uiSourceCode) || SDK.targetManager.mainTarget();
-      var debuggerModel = target ? SDK.DebuggerModel.fromTarget(target) : null;
+      var debuggerModel = target ? target.model(SDK.DebuggerModel) : null;
       if (!debuggerModel)
         continue;
       for (var lineInfo of fileInfo[1]) {
         var line = lineInfo[0] - 1;
         var time = lineInfo[1];
         var rawLocation = debuggerModel.createRawLocationByURL(url, line, 0);
         if (rawLocation)
           new PerfUI.LineLevelProfile.Presentation(rawLocation, time, this._locationPool);
         else if (uiSourceCode)
           uiSourceCode.addLineDecoration(line, PerfUI.LineLevelProfile.LineDecorator.type, time);
@@ skipping 54 matching lines @@
       var intensity = Number.constrain(Math.log10(1 + 2 * time) / 5, 0.02, 1);
       var element = createElementWithClass('div', 'text-editor-line-marker-performance');
       element.textContent = text;
       element.style.backgroundColor = `hsla(44, 100%, 50%, ${intensity.toFixed(3)})`;
       textEditor.setGutterDecoration(decoration.range().startLine, gutterType, element);
     }
   }
 };
 
 PerfUI.LineLevelProfile.LineDecorator.type = 'performance';