DevTools: make all timeline trace events use 0-based line numbers

third_party/WebKit/Source/devtools/front_end/profiler/HeapProfileView.js

 // Copyright 2016 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
  * @implements {WebInspector.Searchable}
  * @extends {WebInspector.ProfileView}
  * @param {!WebInspector.SamplingHeapProfileHeader} profileHeader
  */
@@ skipping 203 matching lines @@
     __proto__: WebInspector.WritableProfileHeader.prototype
 }
 
 /**
  * @constructor
  * @extends {WebInspector.ProfileNode}
  * @param {!HeapProfilerAgent.SamplingHeapProfileNode} node
  */
 WebInspector.SamplingHeapProfileNode = function(node)
 {
-    if (node.callFrame) {
-        WebInspector.ProfileNode.call(this, node.callFrame);
-    } else {
-        // Backward compatibility for old SamplingHeapProfileNode format.
-        var frame = /** @type {!RuntimeAgent.CallFrame} */(node);
-        WebInspector.ProfileNode.call(this, {
-            functionName: frame.functionName,
-            scriptId: frame.scriptId, url: frame.url,
-            lineNumber: frame.lineNumber - 1,
-            columnNumber: frame.columnNumber - 1
-        });
-    }
+    var callFrame = node.callFrame || /** @type {!RuntimeAgent.CallFrame} */ ({
+        // Backward compatibility for old CpuProfileNode format.
+        functionName: node["functionName"],
+        scriptId: node["scriptId"],
+        url: node["url"],
+        lineNumber: node["lineNumber"] - 1,
+        columnNumber: node["columnNumber"] - 1
+    });
+    WebInspector.ProfileNode.call(this, callFrame);
     this.self = node.selfSize;
 }
 
 WebInspector.SamplingHeapProfileNode.prototype = {
     __proto__: WebInspector.ProfileNode.prototype
 }
 
 /**
  * @constructor
  * @extends {WebInspector.ProfileTreeModel}
@@ skipping 188 matching lines @@
         var linkifier = new WebInspector.Linkifier();
         var link = linkifier.maybeLinkifyConsoleCallFrame(this._target, node.callFrame);
         if (link)
             pushEntryInfoRow(WebInspector.UIString("URL"), link.textContent);
         linkifier.dispose();
         return entryInfo;
     },
 
     __proto__: WebInspector.ProfileFlameChartDataProvider.prototype
 }