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

third_party/WebKit/Source/devtools/front_end/timeline_model/TimelineJSProfile.js

 // Copyright 2014 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.
-
-
-WebInspector.TimelineJSProfileProcessor = { };
+WebInspector.TimelineJSProfileProcessor = {};
 
 /**
  * @param {!WebInspector.CPUProfileDataModel} jsProfileModel
  * @param {!WebInspector.TracingModel.Thread} thread
  * @return {!Array<!WebInspector.TracingModel.Event>}
  */
-WebInspector.TimelineJSProfileProcessor.generateTracingEventsFromCpuProfile = function(jsProfileModel, thread)
-{
-    var idleNode = jsProfileModel.idleNode;
-    var programNode = jsProfileModel.programNode;
-    var gcNode = jsProfileModel.gcNode;
-    var samples = jsProfileModel.samples;
-    var timestamps = jsProfileModel.timestamps;
-    var jsEvents = [];
-    /** @type {!Map<!Object, !Array<!RuntimeAgent.CallFrame>>} */
-    var nodeToStackMap = new Map();
-    nodeToStackMap.set(programNode, []);
-    for (var i = 0; i < samples.length; ++i) {
-        var node = jsProfileModel.nodeByIndex(i);
-        if (!node) {
-            console.error(`Node with unknown id ${samples[i]} at index ${i}`);
-            continue;
-        }
-        if (node === gcNode || node === idleNode)
-            continue;
-        var callFrames = nodeToStackMap.get(node);
-        if (!callFrames) {
-            callFrames = /** @type {!Array<!RuntimeAgent.CallFrame>} */ (new Array(node.depth + 1));
-            nodeToStackMap.set(node, callFrames);
-            for (var j = 0; node.parent; node = node.parent)
-                callFrames[j++] = /** @type {!RuntimeAgent.CallFrame} */ (node);
-        }
-        var jsSampleEvent = new WebInspector.TracingModel.Event(WebInspector.TracingModel.DevToolsTimelineEventCategory,
-            WebInspector.TimelineModel.RecordType.JSSample,
-            WebInspector.TracingModel.Phase.Instant, timestamps[i], thread);
-        jsSampleEvent.args["data"] = { stackTrace: callFrames };
-        jsEvents.push(jsSampleEvent);
-    }
-    return jsEvents;
+WebInspector.TimelineJSProfileProcessor.generateTracingEventsFromCpuProfile = function(jsProfileModel, thread) {
+  var idleNode = jsProfileModel.idleNode;
+  var programNode = jsProfileModel.programNode;
+  var gcNode = jsProfileModel.gcNode;
+  var samples = jsProfileModel.samples;
+  var timestamps = jsProfileModel.timestamps;
+  var jsEvents = [];
+  /** @type {!Map<!Object, !Array<!RuntimeAgent.CallFrame>>} */
+  var nodeToStackMap = new Map();
+  nodeToStackMap.set(programNode, []);
+  for (var i = 0; i < samples.length; ++i) {
+    var node = jsProfileModel.nodeByIndex(i);
+    if (!node) {
+      console.error(`Node with unknown id ${samples[i]} at index ${i}`);
+      continue;
+    }
+    if (node === gcNode || node === idleNode)
+      continue;
+    var callFrames = nodeToStackMap.get(node);
+    if (!callFrames) {
+      callFrames = /** @type {!Array<!RuntimeAgent.CallFrame>} */ (new Array(node.depth + 1));
+      nodeToStackMap.set(node, callFrames);
+      for (var j = 0; node.parent; node = node.parent)
+        callFrames[j++] = /** @type {!RuntimeAgent.CallFrame} */ (node);
+    }
+    var jsSampleEvent = new WebInspector.TracingModel.Event(
+        WebInspector.TracingModel.DevToolsTimelineEventCategory, WebInspector.TimelineModel.RecordType.JSSample,
+        WebInspector.TracingModel.Phase.Instant, timestamps[i], thread);
+    jsSampleEvent.args['data'] = {stackTrace: callFrames};
+    jsEvents.push(jsSampleEvent);
+  }
+  return jsEvents;
 };
 
 /**
  * @param {!Array<!WebInspector.TracingModel.Event>} events
  * @return {!Array<!WebInspector.TracingModel.Event>}
  */
-WebInspector.TimelineJSProfileProcessor.generateJSFrameEvents = function(events)
-{
-    /**
-     * @param {!RuntimeAgent.CallFrame} frame1
-     * @param {!RuntimeAgent.CallFrame} frame2
-     * @return {boolean}
-     */
-    function equalFrames(frame1, frame2)
-    {
-        return frame1.scriptId === frame2.scriptId && frame1.functionName === frame2.functionName;
-    }
-
-    /**
-     * @param {!WebInspector.TracingModel.Event} e
-     * @return {number}
-     */
-    function eventEndTime(e)
-    {
-        return e.endTime || e.startTime;
-    }
-
-    /**
-     * @param {!WebInspector.TracingModel.Event} e
-     * @return {boolean}
-     */
-    function isJSInvocationEvent(e)
-    {
-        switch (e.name) {
-        case WebInspector.TimelineModel.RecordType.RunMicrotasks:
-        case WebInspector.TimelineModel.RecordType.FunctionCall:
-        case WebInspector.TimelineModel.RecordType.EvaluateScript:
-            return true;
-        }
-        return false;
-    }
-
-    var jsFrameEvents = [];
-    var jsFramesStack = [];
-    var lockedJsStackDepth = [];
-    var ordinal = 0;
-    var filterNativeFunctions = !WebInspector.moduleSetting("showNativeFunctionsInJSProfile").get();
-
-    /**
-     * @param {!WebInspector.TracingModel.Event} e
-     */
-    function onStartEvent(e)
-    {
-        e.ordinal = ++ordinal;
-        extractStackTrace(e);
-        // For the duration of the event we cannot go beyond the stack associated with it.
-        lockedJsStackDepth.push(jsFramesStack.length);
-    }
-
-    /**
-     * @param {!WebInspector.TracingModel.Event} e
-     * @param {?WebInspector.TracingModel.Event} parent
-     */
-    function onInstantEvent(e, parent)
-    {
-        e.ordinal = ++ordinal;
-        if (parent && isJSInvocationEvent(parent))
-            extractStackTrace(e);
-    }
-
-    /**
-     * @param {!WebInspector.TracingModel.Event} e
-     */
-    function onEndEvent(e)
-    {
-        truncateJSStack(lockedJsStackDepth.pop(), e.endTime);
-    }
-
-    /**
-     * @param {number} depth
-     * @param {number} time
-     */
-    function truncateJSStack(depth, time)
-    {
-        if (lockedJsStackDepth.length) {
-            var lockedDepth = lockedJsStackDepth.peekLast();
-            if (depth < lockedDepth) {
-                console.error("Child stack is shallower (" + depth + ") than the parent stack (" + lockedDepth + ") at " + time);
-                depth = lockedDepth;
-            }
-        }
-        if (jsFramesStack.length < depth) {
-            console.error("Trying to truncate higher than the current stack size at " + time);
-            depth = jsFramesStack.length;
-        }
-        for (var k = 0; k < jsFramesStack.length; ++k)
-            jsFramesStack[k].setEndTime(time);
-        jsFramesStack.length = depth;
-    }
-
-    /**
-     * @param {!Array<!RuntimeAgent.CallFrame>} stack
-     */
-    function filterStackFrames(stack)
-    {
-        for (var i = 0, j = 0; i < stack.length; ++i) {
-            var url = stack[i].url;
-            if (url && url.startsWith("native "))
-                continue;
-            stack[j++] = stack[i];
-        }
-        stack.length = j;
-    }
-
-    /**
-     * @param {!WebInspector.TracingModel.Event} e
-     */
-    function extractStackTrace(e)
-    {
-        var recordTypes = WebInspector.TimelineModel.RecordType;
-        var callFrames;
-        if (e.name === recordTypes.JSSample) {
-            var eventData = e.args["data"] || e.args["beginData"];
-            callFrames = /** @type {!Array<!RuntimeAgent.CallFrame>} */ (eventData && eventData["stackTrace"]);
-        } else {
-            callFrames = /** @type {!Array<!RuntimeAgent.CallFrame>} */ (jsFramesStack.map(frameEvent => frameEvent.args["data"]).reverse());
-        }
-        if (filterNativeFunctions)
-            filterStackFrames(callFrames);
-        var endTime = eventEndTime(e);
-        var numFrames = callFrames.length;
-        var minFrames = Math.min(numFrames, jsFramesStack.length);
-        var i;
-        for (i = lockedJsStackDepth.peekLast() || 0; i < minFrames; ++i) {
-            var newFrame = callFrames[numFrames - 1 - i];
-            var oldFrame = jsFramesStack[i].args["data"];
-            if (!equalFrames(newFrame, oldFrame))
-                break;
-            jsFramesStack[i].setEndTime(Math.max(jsFramesStack[i].endTime, endTime));
-        }
-        truncateJSStack(i, e.startTime);
-        for (; i < numFrames; ++i) {
-            var frame = callFrames[numFrames - 1 - i];
-            var jsFrameEvent = new WebInspector.TracingModel.Event(WebInspector.TracingModel.DevToolsTimelineEventCategory, recordTypes.JSFrame,
-                WebInspector.TracingModel.Phase.Complete, e.startTime, e.thread);
-            jsFrameEvent.ordinal = e.ordinal;
-            jsFrameEvent.addArgs({ data: frame });
-            jsFrameEvent.setEndTime(endTime);
-            jsFramesStack.push(jsFrameEvent);
-            jsFrameEvents.push(jsFrameEvent);
-        }
-    }
-
-    /**
-     * @param {!Array<!WebInspector.TracingModel.Event>} events
-     * @return {?WebInspector.TracingModel.Event}
-     */
-    function findFirstTopLevelEvent(events)
-    {
-        for (var i = 0; i < events.length; ++i) {
-            if (WebInspector.TracingModel.isTopLevelEvent(events[i]))
-                return events[i];
-        }
-        return null;
-    }
-
-    var firstTopLevelEvent = findFirstTopLevelEvent(events);
-    if (firstTopLevelEvent)
-        WebInspector.TimelineModel.forEachEvent(events, onStartEvent, onEndEvent, onInstantEvent, firstTopLevelEvent.startTime);
-    return jsFrameEvents;
+WebInspector.TimelineJSProfileProcessor.generateJSFrameEvents = function(events) {
+  /**
+   * @param {!RuntimeAgent.CallFrame} frame1
+   * @param {!RuntimeAgent.CallFrame} frame2
+   * @return {boolean}
+   */
+  function equalFrames(frame1, frame2) {
+    return frame1.scriptId === frame2.scriptId && frame1.functionName === frame2.functionName;
+  }
+
+  /**
+   * @param {!WebInspector.TracingModel.Event} e
+   * @return {number}
+   */
+  function eventEndTime(e) {
+    return e.endTime || e.startTime;
+  }
+
+  /**
+   * @param {!WebInspector.TracingModel.Event} e
+   * @return {boolean}
+   */
+  function isJSInvocationEvent(e) {
+    switch (e.name) {
+      case WebInspector.TimelineModel.RecordType.RunMicrotasks:
+      case WebInspector.TimelineModel.RecordType.FunctionCall:
+      case WebInspector.TimelineModel.RecordType.EvaluateScript:
+        return true;
+    }
+    return false;
+  }
+
+  var jsFrameEvents = [];
+  var jsFramesStack = [];
+  var lockedJsStackDepth = [];
+  var ordinal = 0;
+  var filterNativeFunctions = !WebInspector.moduleSetting('showNativeFunctionsInJSProfile').get();
+
+  /**
+   * @param {!WebInspector.TracingModel.Event} e
+   */
+  function onStartEvent(e) {
+    e.ordinal = ++ordinal;
+    extractStackTrace(e);
+    // For the duration of the event we cannot go beyond the stack associated with it.
+    lockedJsStackDepth.push(jsFramesStack.length);
+  }
+
+  /**
+   * @param {!WebInspector.TracingModel.Event} e
+   * @param {?WebInspector.TracingModel.Event} parent
+   */
+  function onInstantEvent(e, parent) {
+    e.ordinal = ++ordinal;
+    if (parent && isJSInvocationEvent(parent))
+      extractStackTrace(e);
+  }
+
+  /**
+   * @param {!WebInspector.TracingModel.Event} e
+   */
+  function onEndEvent(e) {
+    truncateJSStack(lockedJsStackDepth.pop(), e.endTime);
+  }
+
+  /**
+   * @param {number} depth
+   * @param {number} time
+   */
+  function truncateJSStack(depth, time) {
+    if (lockedJsStackDepth.length) {
+      var lockedDepth = lockedJsStackDepth.peekLast();
+      if (depth < lockedDepth) {
+        console.error(
+            'Child stack is shallower (' + depth + ') than the parent stack (' + lockedDepth + ') at ' + time);
+        depth = lockedDepth;
+      }
+    }
+    if (jsFramesStack.length < depth) {
+      console.error('Trying to truncate higher than the current stack size at ' + time);
+      depth = jsFramesStack.length;
+    }
+    for (var k = 0; k < jsFramesStack.length; ++k)
+      jsFramesStack[k].setEndTime(time);
+    jsFramesStack.length = depth;
+  }
+
+  /**
+   * @param {!Array<!RuntimeAgent.CallFrame>} stack
+   */
+  function filterStackFrames(stack) {
+    for (var i = 0, j = 0; i < stack.length; ++i) {
+      var url = stack[i].url;
+      if (url && url.startsWith('native '))
+        continue;
+      stack[j++] = stack[i];
+    }
+    stack.length = j;
+  }
+
+  /**
+   * @param {!WebInspector.TracingModel.Event} e
+   */
+  function extractStackTrace(e) {
+    var recordTypes = WebInspector.TimelineModel.RecordType;
+    var callFrames;
+    if (e.name === recordTypes.JSSample) {
+      var eventData = e.args['data'] || e.args['beginData'];
+      callFrames = /** @type {!Array<!RuntimeAgent.CallFrame>} */ (eventData && eventData['stackTrace']);
+    } else {
+      callFrames = /** @type {!Array<!RuntimeAgent.CallFrame>} */ (
+          jsFramesStack.map(frameEvent => frameEvent.args['data']).reverse());
+    }
+    if (filterNativeFunctions)
+      filterStackFrames(callFrames);
+    var endTime = eventEndTime(e);
+    var numFrames = callFrames.length;
+    var minFrames = Math.min(numFrames, jsFramesStack.length);
+    var i;
+    for (i = lockedJsStackDepth.peekLast() || 0; i < minFrames; ++i) {
+      var newFrame = callFrames[numFrames - 1 - i];
+      var oldFrame = jsFramesStack[i].args['data'];
+      if (!equalFrames(newFrame, oldFrame))
+        break;
+      jsFramesStack[i].setEndTime(Math.max(jsFramesStack[i].endTime, endTime));
+    }
+    truncateJSStack(i, e.startTime);
+    for (; i < numFrames; ++i) {
+      var frame = callFrames[numFrames - 1 - i];
+      var jsFrameEvent = new WebInspector.TracingModel.Event(
+          WebInspector.TracingModel.DevToolsTimelineEventCategory, recordTypes.JSFrame,
+          WebInspector.TracingModel.Phase.Complete, e.startTime, e.thread);
+      jsFrameEvent.ordinal = e.ordinal;
+      jsFrameEvent.addArgs({data: frame});
+      jsFrameEvent.setEndTime(endTime);
+      jsFramesStack.push(jsFrameEvent);
+      jsFrameEvents.push(jsFrameEvent);
+    }
+  }
+
+  /**
+   * @param {!Array<!WebInspector.TracingModel.Event>} events
+   * @return {?WebInspector.TracingModel.Event}
+   */
+  function findFirstTopLevelEvent(events) {
+    for (var i = 0; i < events.length; ++i) {
+      if (WebInspector.TracingModel.isTopLevelEvent(events[i]))
+        return events[i];
+    }
+    return null;
+  }
+
+  var firstTopLevelEvent = findFirstTopLevelEvent(events);
+  if (firstTopLevelEvent)
+    WebInspector.TimelineModel.forEachEvent(
+        events, onStartEvent, onEndEvent, onInstantEvent, firstTopLevelEvent.startTime);
+  return jsFrameEvents;
 };