DevTools: reformat front-end code to match chromium style.

third_party/WebKit/Source/devtools/front_end/sdk/LayerTreeBase.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.
-
 /** @typedef {!{
         rect: !DOMAgent.Rect,
         snapshot: !WebInspector.PaintProfilerSnapshot
     }}
 */
 WebInspector.SnapshotWithRect;
 
 /**
  * @interface
  */
-WebInspector.Layer = function()
-{
+WebInspector.Layer = function() {};
+
+WebInspector.Layer.prototype = {
+  /**
+   * @return {string}
+   */
+  id: function() {},
+
+  /**
+   * @return {?string}
+   */
+  parentId: function() {},
+
+  /**
+   * @return {?WebInspector.Layer}
+   */
+  parent: function() {},
+
+  /**
+   * @return {boolean}
+   */
+  isRoot: function() {},
+
+  /**
+   * @return {!Array.<!WebInspector.Layer>}
+   */
+  children: function() {},
+
+  /**
+   * @param {!WebInspector.Layer} child
+   */
+  addChild: function(child) {},
+
+  /**
+   * @return {?WebInspector.DOMNode}
+   */
+  node: function() {},
+
+  /**
+   * @return {?WebInspector.DOMNode}
+   */
+  nodeForSelfOrAncestor: function() {},
+
+  /**
+   * @return {number}
+   */
+  offsetX: function() {},
+
+  /**
+   * @return {number}
+   */
+  offsetY: function() {},
+
+  /**
+   * @return {number}
+   */
+  width: function() {},
+
+  /**
+   * @return {number}
+   */
+  height: function() {},
+
+  /**
+   * @return {?Array.<number>}
+   */
+  transform: function() {},
+
+  /**
+   * @return {!Array.<number>}
+   */
+  quad: function() {},
+
+  /**
+   * @return {!Array.<number>}
+   */
+  anchorPoint: function() {},
+
+  /**
+   * @return {boolean}
+   */
+  invisible: function() {},
+
+  /**
+   * @return {number}
+   */
+  paintCount: function() {},
+
+  /**
+   * @return {?DOMAgent.Rect}
+   */
+  lastPaintRect: function() {},
+
+  /**
+   * @return {!Array.<!LayerTreeAgent.ScrollRect>}
+   */
+  scrollRects: function() {},
+
+  /**
+   * @return {number}
+   */
+  gpuMemoryUsage: function() {},
+
+  /**
+   * @param {function(!Array.<string>)} callback
+   */
+  requestCompositingReasons: function(callback) {},
+
+  /**
+   * @return {boolean}
+   */
+  drawsContent: function() {},
+
+  /**
+   * @return {!Array<!Promise<?WebInspector.SnapshotWithRect>>}
+   */
+  snapshots: function() {}
 };
 
-WebInspector.Layer.prototype = {
-    /**
-     * @return {string}
-     */
-    id: function() { },
-
-    /**
-     * @return {?string}
-     */
-    parentId: function() { },
-
-    /**
-     * @return {?WebInspector.Layer}
-     */
-    parent: function() { },
-
-    /**
-     * @return {boolean}
-     */
-    isRoot: function() { },
-
-    /**
-     * @return {!Array.<!WebInspector.Layer>}
-     */
-    children: function() { },
-
-    /**
-     * @param {!WebInspector.Layer} child
-     */
-    addChild: function(child) { },
-
-    /**
-     * @return {?WebInspector.DOMNode}
-     */
-    node: function() { },
-
-    /**
-     * @return {?WebInspector.DOMNode}
-     */
-    nodeForSelfOrAncestor: function() { },
-
-    /**
-     * @return {number}
-     */
-    offsetX: function() { },
-
-    /**
-     * @return {number}
-     */
-    offsetY: function() { },
-
-    /**
-     * @return {number}
-     */
-    width: function() { },
-
-    /**
-     * @return {number}
-     */
-    height: function() { },
-
-    /**
-     * @return {?Array.<number>}
-     */
-    transform: function() { },
-
-    /**
-     * @return {!Array.<number>}
-     */
-    quad: function() { },
-
-    /**
-     * @return {!Array.<number>}
-     */
-    anchorPoint: function() { },
-
-    /**
-     * @return {boolean}
-     */
-    invisible: function() { },
-
-    /**
-     * @return {number}
-     */
-    paintCount: function() { },
-
-    /**
-     * @return {?DOMAgent.Rect}
-     */
-    lastPaintRect: function() { },
-
-    /**
-     * @return {!Array.<!LayerTreeAgent.ScrollRect>}
-     */
-    scrollRects: function() { },
-
-    /**
-     * @return {number}
-     */
-    gpuMemoryUsage: function() { },
-
-    /**
-     * @param {function(!Array.<string>)} callback
-     */
-    requestCompositingReasons: function(callback) { },
-
-    /**
-     * @return {boolean}
-     */
-    drawsContent: function() { },
-
-    /**
-     * @return {!Array<!Promise<?WebInspector.SnapshotWithRect>>}
-     */
-    snapshots: function() { }
-}
-
-WebInspector.Layer.ScrollRectType = {
-    NonFastScrollable: "NonFastScrollable",
-    TouchEventHandler: "TouchEventHandler",
-    WheelEventHandler: "WheelEventHandler",
-    RepaintsOnScroll: "RepaintsOnScroll"
+                               WebInspector.Layer.ScrollRectType = {
+  NonFastScrollable: 'NonFastScrollable',
+  TouchEventHandler: 'TouchEventHandler',
+  WheelEventHandler: 'WheelEventHandler',
+  RepaintsOnScroll: 'RepaintsOnScroll'
 };
 
 /**
-  * @constructor
-  * @param {?WebInspector.Target} target
-  */
-WebInspector.LayerTreeBase = function(target)
-{
+ * @unrestricted
+ */
+WebInspector.LayerTreeBase = class {
+  /**
+   * @param {?WebInspector.Target} target
+   */
+  constructor(target) {
     this._target = target;
     this._domModel = target ? WebInspector.DOMModel.fromTarget(target) : null;
     this._layersById = {};
     this._root = null;
     this._contentRoot = null;
     /** @type Map<number, ?WebInspector.DOMNode> */
     this._backendNodeIdToNode = new Map();
-};
+  }
 
-WebInspector.LayerTreeBase.prototype = {
-    /**
-     * @return {?WebInspector.Target}
-     */
-    target: function()
-    {
-        return this._target;
-    },
+  /**
+   * @return {?WebInspector.Target}
+   */
+  target() {
+    return this._target;
+  }
+
+  /**
+   * @return {?WebInspector.Layer}
+   */
+  root() {
+    return this._root;
+  }
+
+  /**
+   * @param {?WebInspector.Layer} root
+   * @protected
+   */
+  setRoot(root) {
+    this._root = root;
+  }
+
+  /**
+   * @return {?WebInspector.Layer}
+   */
+  contentRoot() {
+    return this._contentRoot;
+  }
+
+  /**
+   * @param {?WebInspector.Layer} contentRoot
+   * @protected
+   */
+  setContentRoot(contentRoot) {
+    this._contentRoot = contentRoot;
+  }
+
+  /**
+   * @param {function(!WebInspector.Layer)} callback
+   * @param {?WebInspector.Layer=} root
+   * @return {boolean}
+   */
+  forEachLayer(callback, root) {
+    if (!root) {
+      root = this.root();
+      if (!root)
+        return false;
+    }
+    return callback(root) || root.children().some(this.forEachLayer.bind(this, callback));
+  }
+
+  /**
+   * @param {string} id
+   * @return {?WebInspector.Layer}
+   */
+  layerById(id) {
+    return this._layersById[id] || null;
+  }
+
+  /**
+   * @param {!Set<number>} requestedNodeIds
+   * @param {function()} callback
+   */
+  _resolveBackendNodeIds(requestedNodeIds, callback) {
+    if (!requestedNodeIds.size || !this._domModel) {
+      callback();
+      return;
+    }
+    if (this._domModel)
+      this._domModel.pushNodesByBackendIdsToFrontend(requestedNodeIds, populateBackendNodeMap.bind(this));
 
     /**
-     * @return {?WebInspector.Layer}
+     * @this {WebInspector.LayerTreeBase}
+     * @param {?Map<number, ?WebInspector.DOMNode>} nodesMap
      */
-    root: function()
-    {
-        return this._root;
-    },
+    function populateBackendNodeMap(nodesMap) {
+      if (nodesMap) {
+        for (var nodeId of nodesMap.keysArray())
+          this._backendNodeIdToNode.set(nodeId, nodesMap.get(nodeId) || null);
+      }
+      callback();
+    }
+  }
 
-    /**
-     * @param {?WebInspector.Layer} root
-     * @protected
-     */
-    setRoot: function(root)
-    {
-        this._root = root;
-    },
+  /**
+   * @param {!{width: number, height: number}} viewportSize
+   */
+  setViewportSize(viewportSize) {
+    this._viewportSize = viewportSize;
+  }
 
-    /**
-     * @return {?WebInspector.Layer}
-     */
-    contentRoot: function()
-    {
-        return this._contentRoot;
-    },
+  /**
+   * @return {!{width: number, height: number}|undefined}
+   */
+  viewportSize() {
+    return this._viewportSize;
+  }
 
-    /**
-     * @param {?WebInspector.Layer} contentRoot
-     * @protected
-     */
-    setContentRoot: function(contentRoot)
-    {
-        this._contentRoot = contentRoot;
-    },
-
-    /**
-     * @param {function(!WebInspector.Layer)} callback
-     * @param {?WebInspector.Layer=} root
-     * @return {boolean}
-     */
-    forEachLayer: function(callback, root)
-    {
-        if (!root) {
-            root = this.root();
-            if (!root)
-                return false;
-        }
-        return callback(root) || root.children().some(this.forEachLayer.bind(this, callback));
-    },
-
-    /**
-     * @param {string} id
-     * @return {?WebInspector.Layer}
-     */
-    layerById: function(id)
-    {
-        return this._layersById[id] || null;
-    },
-
-    /**
-     * @param {!Set<number>} requestedNodeIds
-     * @param {function()} callback
-     */
-    _resolveBackendNodeIds: function(requestedNodeIds, callback)
-    {
-        if (!requestedNodeIds.size || !this._domModel) {
-            callback();
-            return;
-        }
-        if (this._domModel)
-            this._domModel.pushNodesByBackendIdsToFrontend(requestedNodeIds, populateBackendNodeMap.bind(this));
-
-        /**
-         * @this {WebInspector.LayerTreeBase}
-         * @param {?Map<number, ?WebInspector.DOMNode>} nodesMap
-         */
-        function populateBackendNodeMap(nodesMap)
-        {
-            if (nodesMap) {
-                for (var nodeId of nodesMap.keysArray())
-                    this._backendNodeIdToNode.set(nodeId, nodesMap.get(nodeId) || null);
-            }
-            callback();
-        }
-    },
-
-    /**
-     * @param {!{width: number, height: number}} viewportSize
-     */
-    setViewportSize: function(viewportSize)
-    {
-        this._viewportSize = viewportSize;
-    },
-
-    /**
-     * @return {!{width: number, height: number}|undefined}
-     */
-    viewportSize: function()
-    {
-        return this._viewportSize;
-    },
-
-    /**
-     * @param {number} id
-     * @return {?WebInspector.DOMNode}
-     */
-    _nodeForId: function(id)
-    {
-        return this._domModel ? this._domModel.nodeForId(id) : null;
-    }
+  /**
+   * @param {number} id
+   * @return {?WebInspector.DOMNode}
+   */
+  _nodeForId(id) {
+    return this._domModel ? this._domModel.nodeForId(id) : null;
+  }
 };