Introduce TracingTimelineModel

Source/devtools/front_end/timeline/TimelineTraceEventBindings.js

Index: Source/devtools/front_end/timeline/TimelineTraceEventBindings.js
diff --git a/Source/devtools/front_end/timeline/TimelineTraceEventBindings.js b/Source/devtools/front_end/timeline/TimelineTraceEventBindings.js
deleted file mode 100644
index 4b5b1533fa4f7790f5a833dd5493ff610c207257..0000000000000000000000000000000000000000
--- a/Source/devtools/front_end/timeline/TimelineTraceEventBindings.js
+++ /dev/null
@@ -1,292 +0,0 @@
-// 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.
-
-/**
- * @constructor
- */
-WebInspector.TimelineTraceEventBindings = function()
-{
-    this._reset();
-}
-
-WebInspector.TimelineTraceEventBindings.RecordType = {
-    Program: "Program",
-    EventDispatch: "EventDispatch",
-
-    GPUTask: "GPUTask",
-
-    RequestMainThreadFrame: "RequestMainThreadFrame",
-    BeginFrame: "BeginFrame",
-    BeginMainThreadFrame: "BeginMainThreadFrame",
-    ActivateLayerTree: "ActivateLayerTree",
-    DrawFrame: "DrawFrame",
-    ScheduleStyleRecalculation: "ScheduleStyleRecalculation",
-    RecalculateStyles: "RecalculateStyles",
-    InvalidateLayout: "InvalidateLayout",
-    Layout: "Layout",
-    UpdateLayerTree: "UpdateLayerTree",
-    PaintSetup: "PaintSetup",
-    Paint: "Paint",
-    PaintImage: "PaintImage",
-    Rasterize: "Rasterize",
-    RasterTask: "RasterTask",
-    ScrollLayer: "ScrollLayer",
-    CompositeLayers: "CompositeLayers",
-
-    ParseHTML: "ParseHTML",
-
-    TimerInstall: "TimerInstall",
-    TimerRemove: "TimerRemove",
-    TimerFire: "TimerFire",
-
-    XHRReadyStateChange: "XHRReadyStateChange",
-    XHRLoad: "XHRLoad",
-    EvaluateScript: "EvaluateScript",
-
-    MarkLoad: "MarkLoad",
-    MarkDOMContent: "MarkDOMContent",
-    MarkFirstPaint: "MarkFirstPaint",
-
-    TimeStamp: "TimeStamp",
-    ConsoleTime: "ConsoleTime",
-
-    ResourceSendRequest: "ResourceSendRequest",
-    ResourceReceiveResponse: "ResourceReceiveResponse",
-    ResourceReceivedData: "ResourceReceivedData",
-    ResourceFinish: "ResourceFinish",
-
-    FunctionCall: "FunctionCall",
-    GCEvent: "GCEvent",
-    JSFrame: "JSFrame",
-
-    UpdateCounters: "UpdateCounters",
-
-    RequestAnimationFrame: "RequestAnimationFrame",
-    CancelAnimationFrame: "CancelAnimationFrame",
-    FireAnimationFrame: "FireAnimationFrame",
-
-    WebSocketCreate : "WebSocketCreate",
-    WebSocketSendHandshakeRequest : "WebSocketSendHandshakeRequest",
-    WebSocketReceiveHandshakeResponse : "WebSocketReceiveHandshakeResponse",
-    WebSocketDestroy : "WebSocketDestroy",
-
-    EmbedderCallback : "EmbedderCallback",
-
-    CallStack: "CallStack",
-    SetLayerTreeId: "SetLayerTreeId",
-    TracingStartedInPage: "TracingStartedInPage",
-
-    DecodeImage: "Decode Image",
-    ResizeImage: "Resize Image",
-    DrawLazyPixelRef: "Draw LazyPixelRef",
-    DecodeLazyPixelRef: "Decode LazyPixelRef",
-
-    LazyPixelRef: "LazyPixelRef",
-    LayerTreeHostImplSnapshot: "cc::LayerTreeHostImpl"
-};
-
-
-WebInspector.TimelineTraceEventBindings.prototype = {
-    /**
-     * @return {!Array.<!WebInspector.TracingModel.Event>}
-     */
-    mainThreadEvents: function()
-    {
-        return this._mainThreadEvents;
-    },
-
-    _reset: function()
-    {
-        this._resetProcessingState();
-        this._mainThreadEvents = [];
-    },
-
-    _resetProcessingState: function()
-    {
-        this._sendRequestEvents = {};
-        this._timerEvents = {};
-        this._requestAnimationFrameEvents = {};
-        this._layoutInvalidate = {};
-        this._lastScheduleStyleRecalculation = {};
-        this._webSocketCreateEvents = {};
-        this._paintImageEventByPixelRefId = {};
-
-        this._lastRecalculateStylesEvent = null;
-        this._currentScriptEvent = null;
-        this._eventStack = [];
-    },
-
-    /**
-     * @param {!Array.<!WebInspector.TracingModel.Event>} events
-     */
-    setEvents: function(events)
-    {
-        this._resetProcessingState();
-        for (var i = 0, length = events.length; i < length; i++)
-            this._processEvent(events[i]);
-        this._resetProcessingState();
-    },
-
-    /**
-     * @param {!WebInspector.TracingModel.Event} event
-     */
-    _processEvent: function(event)
-    {
-        var recordTypes = WebInspector.TimelineTraceEventBindings.RecordType;
-
-        var eventStack = this._eventStack;
-        while (eventStack.length && eventStack.peekLast().endTime < event.startTime)
-            eventStack.pop();
-        var duration = event.duration;
-        if (duration) {
-            if (eventStack.length) {
-                var parent = eventStack.peekLast();
-                parent.selfTime -= duration;
-            }
-            event.selfTime = duration;
-            eventStack.push(event);
-        }
-
-        if (this._currentScriptEvent && event.startTime > this._currentScriptEvent.endTime)
-            this._currentScriptEvent = null;
-
-        switch (event.name) {
-        case recordTypes.CallStack:
-            var lastMainThreadEvent = this._mainThreadEvents.peekLast();
-            if (lastMainThreadEvent)
-                lastMainThreadEvent.stackTrace = event.args.stack;
-            break;
-
-        case recordTypes.ResourceSendRequest:
-            this._sendRequestEvents[event.args.data["requestId"]] = event;
-            event.imageURL = event.args.data["url"];
-            break;
-
-        case recordTypes.ResourceReceiveResponse:
-        case recordTypes.ResourceReceivedData:
-        case recordTypes.ResourceFinish:
-            event.initiator = this._sendRequestEvents[event.args.data["requestId"]];
-            if (event.initiator)
-                event.imageURL = event.initiator.imageURL;
-            break;
-
-        case recordTypes.TimerInstall:
-            this._timerEvents[event.args.data["timerId"]] = event;
-            break;
-
-        case recordTypes.TimerFire:
-            event.initiator = this._timerEvents[event.args.data["timerId"]];
-            break;
-
-        case recordTypes.RequestAnimationFrame:
-            this._requestAnimationFrameEvents[event.args.data["id"]] = event;
-            break;
-
-        case recordTypes.FireAnimationFrame:
-            event.initiator = this._requestAnimationFrameEvents[event.args.data["id"]];
-            break;
-
-        case recordTypes.ScheduleStyleRecalculation:
-            this._lastScheduleStyleRecalculation[event.args.frame] = event;
-            break;
-
-        case recordTypes.RecalculateStyles:
-            event.initiator = this._lastScheduleStyleRecalculation[event.args.frame];
-            this._lastRecalculateStylesEvent = event;
-            break;
-
-        case recordTypes.InvalidateLayout:
-            // Consider style recalculation as a reason for layout invalidation,
-            // but only if we had no earlier layout invalidation records.
-            var layoutInitator = event;
-            var frameId = event.args.frame;
-            if (!this._layoutInvalidate[frameId] && this._lastRecalculateStylesEvent && this._lastRecalculateStylesEvent.endTime >  event.startTime)
-                layoutInitator = this._lastRecalculateStylesEvent.initiator;
-            this._layoutInvalidate[frameId] = layoutInitator;
-            break;
-
-        case recordTypes.Layout:
-            var frameId = event.args["beginData"]["frame"];
-            event.initiator = this._layoutInvalidate[frameId];
-            event.backendNodeId = event.args["endData"]["rootNode"];
-            this._layoutInvalidate[frameId] = null;
-            if (this._currentScriptEvent)
-                event.warning = WebInspector.UIString("Forced synchronous layout is a possible performance bottleneck.");
-            break;
-
-        case recordTypes.WebSocketCreate:
-            this._webSocketCreateEvents[event.args.data["identifier"]] = event;
-            break;
-
-        case recordTypes.WebSocketSendHandshakeRequest:
-        case recordTypes.WebSocketReceiveHandshakeResponse:
-        case recordTypes.WebSocketDestroy:
-            event.initiator = this._webSocketCreateEvents[event.args.data["identifier"]];
-            break;
-
-        case recordTypes.EvaluateScript:
-        case recordTypes.FunctionCall:
-            if (!this._currentScriptEvent)
-                this._currentScriptEvent = event;
-            break;
-
-        case recordTypes.SetLayerTreeId:
-            this._inspectedTargetLayerTreeId = event.args["layerTreeId"];
-            break;
-
-        case recordTypes.TracingStartedInPage:
-            this._mainThread = event.thread;
-            break;
-
-        case recordTypes.Paint:
-        case recordTypes.ScrollLayer:
-            event.backendNodeId = event.args["data"]["nodeId"];
-            break;
-
-        case recordTypes.PaintImage:
-            event.backendNodeId = event.args["data"]["nodeId"];
-            event.imageURL = event.args["data"]["url"];
-            break;
-
-        case recordTypes.DecodeImage:
-        case recordTypes.ResizeImage:
-            var paintImageEvent = this._findAncestorEvent(recordTypes.PaintImage);
-            if (!paintImageEvent) {
-                var decodeLazyPixelRefEvent = this._findAncestorEvent(recordTypes.DecodeLazyPixelRef);
-                paintImageEvent = decodeLazyPixelRefEvent && this._paintImageEventByPixelRefId[decodeLazyPixelRefEvent.args["LazyPixelRef"]];
-            }
-            if (!paintImageEvent)
-                break;
-            event.backendNodeId = paintImageEvent.backendNodeId;
-            event.imageURL = paintImageEvent.imageURL;
-            break;
-
-        case recordTypes.DrawLazyPixelRef:
-            var paintImageEvent = this._findAncestorEvent(recordTypes.PaintImage);
-            if (!paintImageEvent)
-                break;
-            this._paintImageEventByPixelRefId[event.args["LazyPixelRef"]] = paintImageEvent;
-            event.backendNodeId = paintImageEvent.backendNodeId;
-            event.imageURL = paintImageEvent.imageURL;
-            break;
-        }
-        if (this._mainThread === event.thread)
-            this._mainThreadEvents.push(event);
-    },
-
-    /**
-     * @param {string} name
-     * @return {?WebInspector.TracingModel.Event}
-     */
-    _findAncestorEvent: function(name)
-    {
-        for (var i = this._eventStack.length - 1; i >= 0; --i) {
-            var event = this._eventStack[i];
-            if (event.name === name)
-                return event;
-        }
-        return null;
-    }
-}
-