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

third_party/WebKit/Source/devtools/front_end/components_lazy/FilmStripModel.js

 /*
  * Copyright 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.
  */
+/**
+ * @unrestricted
+ */
+WebInspector.FilmStripModel = class {
+  /**
+   * @param {!WebInspector.TracingModel} tracingModel
+   * @param {number=} zeroTime
+   */
+  constructor(tracingModel, zeroTime) {
+    this.reset(tracingModel, zeroTime);
+  }
 
-/**
- * @constructor
- * @param {!WebInspector.TracingModel} tracingModel
- * @param {number=} zeroTime
- */
-WebInspector.FilmStripModel = function(tracingModel, zeroTime)
-{
-    this.reset(tracingModel, zeroTime);
+  /**
+   * @param {!WebInspector.TracingModel} tracingModel
+   * @param {number=} zeroTime
+   */
+  reset(tracingModel, zeroTime) {
+    this._zeroTime = zeroTime || tracingModel.minimumRecordTime();
+    this._spanTime = tracingModel.maximumRecordTime() - this._zeroTime;
+
+    /** @type {!Array<!WebInspector.FilmStripModel.Frame>} */
+    this._frames = [];
+    var browserMain = WebInspector.TracingModel.browserMainThread(tracingModel);
+    if (!browserMain)
+      return;
+
+    var events = browserMain.events();
+    for (var i = 0; i < events.length; ++i) {
+      var event = events[i];
+      if (event.startTime < this._zeroTime)
+        continue;
+      if (!event.hasCategory(WebInspector.FilmStripModel._category))
+        continue;
+      if (event.name === WebInspector.FilmStripModel.TraceEvents.CaptureFrame) {
+        var data = event.args['data'];
+        if (data)
+          this._frames.push(WebInspector.FilmStripModel.Frame._fromEvent(this, event, this._frames.length));
+      } else if (event.name === WebInspector.FilmStripModel.TraceEvents.Screenshot) {
+        this._frames.push(WebInspector.FilmStripModel.Frame._fromSnapshot(
+            this, /** @type {!WebInspector.TracingModel.ObjectSnapshot} */ (event), this._frames.length));
+      }
+    }
+  }
+
+  /**
+   * @return {!Array<!WebInspector.FilmStripModel.Frame>}
+   */
+  frames() {
+    return this._frames;
+  }
+
+  /**
+   * @return {number}
+   */
+  zeroTime() {
+    return this._zeroTime;
+  }
+
+  /**
+   * @return {number}
+   */
+  spanTime() {
+    return this._spanTime;
+  }
+
+  /**
+   * @param {number} timestamp
+   * @return {?WebInspector.FilmStripModel.Frame}
+   */
+  frameByTimestamp(timestamp) {
+    var index = this._frames.upperBound(timestamp, (timestamp, frame) => timestamp - frame.timestamp) - 1;
+    return index >= 0 ? this._frames[index] : null;
+  }
 };
 
-WebInspector.FilmStripModel._category = "disabled-by-default-devtools.screenshot";
+WebInspector.FilmStripModel._category = 'disabled-by-default-devtools.screenshot';
 
 WebInspector.FilmStripModel.TraceEvents = {
-    CaptureFrame: "CaptureFrame",
-    Screenshot: "Screenshot"
-};
-
-WebInspector.FilmStripModel.prototype = {
-    /**
-     * @param {!WebInspector.TracingModel} tracingModel
-     * @param {number=} zeroTime
-     */
-    reset: function(tracingModel, zeroTime)
-    {
-        this._zeroTime = zeroTime || tracingModel.minimumRecordTime();
-        this._spanTime = tracingModel.maximumRecordTime() - this._zeroTime;
-
-        /** @type {!Array<!WebInspector.FilmStripModel.Frame>} */
-        this._frames = [];
-        var browserMain = WebInspector.TracingModel.browserMainThread(tracingModel);
-        if (!browserMain)
-            return;
-
-        var events = browserMain.events();
-        for (var i = 0; i < events.length; ++i) {
-            var event = events[i];
-            if (event.startTime < this._zeroTime)
-                continue;
-            if (!event.hasCategory(WebInspector.FilmStripModel._category))
-                continue;
-            if (event.name === WebInspector.FilmStripModel.TraceEvents.CaptureFrame) {
-                var data = event.args["data"];
-                if (data)
-                    this._frames.push(WebInspector.FilmStripModel.Frame._fromEvent(this, event, this._frames.length));
-            } else if (event.name === WebInspector.FilmStripModel.TraceEvents.Screenshot) {
-                this._frames.push(WebInspector.FilmStripModel.Frame._fromSnapshot(this, /** @type {!WebInspector.TracingModel.ObjectSnapshot} */ (event), this._frames.length));
-            }
-        }
-    },
-
-    /**
-     * @return {!Array<!WebInspector.FilmStripModel.Frame>}
-     */
-    frames: function()
-    {
-        return this._frames;
-    },
-
-    /**
-     * @return {number}
-     */
-    zeroTime: function()
-    {
-        return this._zeroTime;
-    },
-
-    /**
-     * @return {number}
-     */
-    spanTime: function()
-    {
-        return this._spanTime;
-    },
-
-    /**
-     * @param {number} timestamp
-     * @return {?WebInspector.FilmStripModel.Frame}
-     */
-    frameByTimestamp: function(timestamp)
-    {
-        var index = this._frames.upperBound(timestamp, (timestamp, frame) => timestamp - frame.timestamp) - 1;
-        return index >= 0 ? this._frames[index] : null;
-    }
+  CaptureFrame: 'CaptureFrame',
+  Screenshot: 'Screenshot'
 };
 
 /**
- * @constructor
- * @param {!WebInspector.FilmStripModel} model
- * @param {number} timestamp
- * @param {number} index
+ * @unrestricted
  */
-WebInspector.FilmStripModel.Frame = function(model, timestamp, index)
-{
+WebInspector.FilmStripModel.Frame = class {
+  /**
+   * @param {!WebInspector.FilmStripModel} model
+   * @param {number} timestamp
+   * @param {number} index
+   */
+  constructor(model, timestamp, index) {
     this._model = model;
     this.timestamp = timestamp;
     this.index = index;
     /** @type {?string} */
     this._imageData = null;
     /** @type {?WebInspector.TracingModel.ObjectSnapshot} */
     this._snapshot = null;
-};
+  }
 
-/**
- * @param {!WebInspector.FilmStripModel} model
- * @param {!WebInspector.TracingModel.Event} event
- * @param {number} index
- * @return {!WebInspector.FilmStripModel.Frame}
- */
-WebInspector.FilmStripModel.Frame._fromEvent = function(model, event, index)
-{
+  /**
+   * @param {!WebInspector.FilmStripModel} model
+   * @param {!WebInspector.TracingModel.Event} event
+   * @param {number} index
+   * @return {!WebInspector.FilmStripModel.Frame}
+   */
+  static _fromEvent(model, event, index) {
     var frame = new WebInspector.FilmStripModel.Frame(model, event.startTime, index);
-    frame._imageData = event.args["data"];
+    frame._imageData = event.args['data'];
     return frame;
-};
+  }
 
-/**
- * @param {!WebInspector.FilmStripModel} model
- * @param {!WebInspector.TracingModel.ObjectSnapshot} snapshot
- * @param {number} index
- * @return {!WebInspector.FilmStripModel.Frame}
- */
-WebInspector.FilmStripModel.Frame._fromSnapshot = function(model, snapshot, index)
-{
+  /**
+   * @param {!WebInspector.FilmStripModel} model
+   * @param {!WebInspector.TracingModel.ObjectSnapshot} snapshot
+   * @param {number} index
+   * @return {!WebInspector.FilmStripModel.Frame}
+   */
+  static _fromSnapshot(model, snapshot, index) {
     var frame = new WebInspector.FilmStripModel.Frame(model, snapshot.startTime, index);
     frame._snapshot = snapshot;
     return frame;
+  }
+
+  /**
+   * @return {!WebInspector.FilmStripModel}
+   */
+  model() {
+    return this._model;
+  }
+
+  /**
+   * @return {!Promise<?string>}
+   */
+  imageDataPromise() {
+    if (this._imageData || !this._snapshot)
+      return Promise.resolve(this._imageData);
+
+    return /** @type {!Promise<?string>} */ (this._snapshot.objectPromise());
+  }
 };
 
-WebInspector.FilmStripModel.Frame.prototype = {
-    /**
-     * @return {!WebInspector.FilmStripModel}
-     */
-    model: function()
-    {
-        return this._model;
-    },
 
-    /**
-     * @return {!Promise<?string>}
-     */
-    imageDataPromise: function()
-    {
-        if (this._imageData || !this._snapshot)
-            return Promise.resolve(this._imageData);
-
-        return /** @type {!Promise<?string>} */ (this._snapshot.objectPromise());
-    }
-};