DevTools: hoist debugger paused reason to top

third_party/WebKit/Source/devtools/front_end/sources/CallStackSidebarPane.js

 /*
  * Copyright (C) 2008 Apple Inc. All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1. Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 51 matching lines @@
         this.callFrameList.clear();
         this._linkifier.reset();
         this.element.removeChildren();
         this._locationPool.disposeAll();
 
         this.callFrameList.show(this.element);
         delete this._hiddenCallFramesMessageElement;
         this.callFrames = [];
         this._hiddenCallFrames = 0;
 
-        this._updateStatusMessage(details);
-
         if (!details) {
+            var infoElement = this.element.createChild("div", "gray-info-message");
+            infoElement.textContent = WebInspector.UIString("Not Paused");
             WebInspector.context.setFlavor(WebInspector.DebuggerModel.CallFrame, null);
             return;
         }
         this._debuggerModel = details.debuggerModel;
         var asyncStackTrace = details.asyncStackTrace;
 
         this._appendSidebarCallFrames(this._callFramesFromDebugger(details.callFrames));
         var topStackHidden = (this._hiddenCallFrames === this.callFrames.length);
 
         while (asyncStackTrace) {
@@ skipping 10 matching lines @@
         if (this._hiddenCallFrames) {
             var element = createElementWithClass("div", "hidden-callframes-message");
             if (this._hiddenCallFrames === 1)
                 element.textContent = WebInspector.UIString("1 stack frame is hidden (black-boxed).");
             else
                 element.textContent = WebInspector.UIString("%d stack frames are hidden (black-boxed).", this._hiddenCallFrames);
             element.createTextChild(" ");
             var showAllLink = element.createChild("span", "link");
             showAllLink.textContent = WebInspector.UIString("Show");
             showAllLink.addEventListener("click", this._revealHiddenCallFrames.bind(this), false);
-            this.element.insertBefore(element, this.element.firstChild);
+            this.element.appendChild(element);

[lushnikov, 2016/10/12 21:26:58]

this seems to be unrelated?

[luoe, 2016/10/13 00:36:58]

Done.

             this._hiddenCallFramesMessageElement = element;
         }
         this._selectNextVisibleCallFrame(0);
         this.revealView();
     },
 
     /**
-     * @param {?WebInspector.DebuggerPausedDetails} details
-     */
-    _updateStatusMessage: function(details)
-    {
-        var status = this.contentElement.createChild("div", "callstack-info");
-        status.removeChildren();
-
-        if (!details) {
-            status.textContent = WebInspector.UIString("Not Paused");
-            status.classList.toggle("status", false);
-            return;
-        }
-
-        if (details.reason === WebInspector.DebuggerModel.BreakReason.DOM) {
-            status.appendChild(WebInspector.domBreakpointsSidebarPane.createBreakpointHitStatusMessage(details));
-        } else if (details.reason === WebInspector.DebuggerModel.BreakReason.EventListener) {
-            var eventName = details.auxData["eventName"];
-            var eventNameForUI = WebInspector.EventListenerBreakpointsSidebarPane.eventNameForUI(eventName, details.auxData);
-            status.textContent = WebInspector.UIString("Paused on a \"%s\" Event Listener.", eventNameForUI);
-        } else if (details.reason === WebInspector.DebuggerModel.BreakReason.XHR) {
-            status.textContent = WebInspector.UIString("Paused on a XMLHttpRequest.");
-        } else if (details.reason === WebInspector.DebuggerModel.BreakReason.Exception) {
-            var description = details.auxData["description"] || "";
-            status.textContent = WebInspector.UIString("Paused on exception: '%s'.", description.split("\n", 1)[0]);
-        } else if (details.reason === WebInspector.DebuggerModel.BreakReason.PromiseRejection) {
-            var description = details.auxData["description"] || "";
-            status.textContent = WebInspector.UIString("Paused on promise rejection: '%s'.", description.split("\n", 1)[0]);
-        } else if (details.reason === WebInspector.DebuggerModel.BreakReason.Assert) {
-            status.textContent = WebInspector.UIString("Paused on assertion.");
-        } else if (details.reason === WebInspector.DebuggerModel.BreakReason.DebugCommand) {
-            status.textContent = WebInspector.UIString("Paused on a debugged function.");
-        } else {
-            if (details.callFrames.length) {
-                var uiLocation = details && details.callFrames.length ? WebInspector.debuggerWorkspaceBinding.rawLocationToUILocation(details.callFrames[0].location()) : null;
-                var breakpoint = uiLocation ? WebInspector.breakpointManager.findBreakpointOnLine(uiLocation.uiSourceCode, uiLocation.lineNumber) : null;
-                if (breakpoint) {
-                    status.textContent = WebInspector.UIString("Paused on a JavaScript breakpoint.");
-                }
-            } else {
-                console.warn("ScriptsPanel paused, but callFrames.length is zero."); // TODO remove this once we understand this case better
-            }
-        }
-        status.classList.toggle("hidden", !status.firstChild);
-    },
-
-    /**
      * @param {!Array.<!WebInspector.DebuggerModel.CallFrame>} callFrames
      * @return {!Array<!WebInspector.CallStackSidebarPane.CallFrame>}
      */
     _callFramesFromDebugger: function(callFrames)
     {
         var callFrameItems = [];
         for (var i = 0, n = callFrames.length; i < n; ++i) {
             var callFrame = callFrames[i];
             var callFrameItem = new WebInspector.CallStackSidebarPane.CallFrame(callFrame.functionName, callFrame.location(), this._linkifier, callFrame, this._locationPool);
             callFrameItem.element.addEventListener("click", this._callFrameSelected.bind(this, callFrameItem), false);
@@ skipping 320 matching lines @@
         var uiLocation = liveLocation.uiLocation();
         if (!uiLocation)
             return;
         var text = uiLocation.linkText();
         this.setSubtitle(text.trimMiddle(30));
         this.subtitleElement.title = text;
     },
 
     __proto__: WebInspector.UIList.Item.prototype
 }