DevTools: Fix all outstanding JavaScript style issues.

third_party/WebKit/Source/devtools/front_end/animation/AnimationGroupPreviewUI.js

 // Copyright (c) 2015 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.
 
 /**
  * @constructor
  * @param {!WebInspector.AnimationModel.AnimationGroup} model
  */
 WebInspector.AnimationGroupPreviewUI = function(model)
 {
@@ skipping 55 matching lines @@
             var effect = this._model.animations()[i].source();
             var line = this._svg.createSVGChild("line");
             line.setAttribute("x1", effect.delay() * timeToPixelRatio);
             line.setAttribute("x2", (effect.delay() + effect.duration()) * timeToPixelRatio);
             var y = Math.floor(this._viewBoxHeight / Math.max(6, numberOfAnimations) * i + 1);
             line.setAttribute("y1", y);
             line.setAttribute("y2", y);
             line.style.stroke = WebInspector.AnimationUI.Color(this._model.animations()[i]);
         }
     }
-}
+}