DevTools: include traces when exporting console log via 'Save as'

third_party/WebKit/Source/devtools/front_end/components/DOMPresentationUtils.js

 /*
  * Copyright (C) 2011 Google Inc.  All rights reserved.
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) 2008 Matt Lilek <webkit@mattlilek.com>
  * Copyright (C) 2009 Joseph Pecoraro
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  *
@@ skipping 217 matching lines @@
     var shadowRoot = WebInspector.createShadowRootWithCoreStyles(element, "components/domUtils.css");
     var contentElement = shadowRoot.createChild("table", "stack-preview-container");
 
     /**
      * @param {!RuntimeAgent.StackTrace} stackTrace
      */
     function appendStackTrace(stackTrace)
     {
         for (var stackFrame of stackTrace.callFrames) {
             var row = createElement("tr");
+            row.createChild("td").textContent = "\n";

[dgozman, 2016/08/24 18:57:09]

Does this change things visually? Screenshot?

[luoe, 2016/08/24 20:31:01]

No visual change.  Screenshot (normal trace on top, async trace on bottom):
http://imgur.com/a/DVKkW

1 Test expectations changed:
inspector/sources/debugger-async/async-callstack-in-console-expected.txt

             row.createChild("td", "function-name").textContent = WebInspector.beautifyFunctionName(stackFrame.functionName);
             var link = linkifier.maybeLinkifyConsoleCallFrame(target, stackFrame);
             if (link) {
                 row.createChild("td").textContent = " @ ";
                 row.createChild("td").appendChild(link);
             }
             contentElement.appendChild(row);
         }
     }
 
     if (!stackTrace)
         return element;
 
     appendStackTrace(stackTrace);
 
     var asyncStackTrace = stackTrace.parent;
     while (asyncStackTrace) {
         if (!asyncStackTrace.callFrames.length) {
             asyncStackTrace = asyncStackTrace.parent;
             continue;
         }
         var row = contentElement.createChild("tr");
+        row.createChild("td").textContent = "\n";
         row.createChild("td", "stack-preview-async-description").textContent = WebInspector.asyncStackTraceLabel(asyncStackTrace.description);
         row.createChild("td");
         row.createChild("td");
         appendStackTrace(asyncStackTrace);
         asyncStackTrace = asyncStackTrace.parent;
     }
 
     return element;
 }
 
@@ skipping 383 matching lines @@
     /**
      * @override
      * @param {!WebInspector.DOMNode} node
      * @return {?{title: string, color: string}}
      */
     decorate: function(node)
     {
         return { title: this._title, color: this._color };
     }
 }