DevTools: Fix sorting method in network panel

Requests are not sorted by Method in network panel of DevTools.

BUG=581313

Review URL: https://codereview.chromium.org/1641633002

Cr-Commit-Position: refs/heads/master@{#371922}

third_party/WebKit/Source/devtools/front_end/network/NetworkLogView.js

@@ -622,7 +622,7 @@ WebInspector.NetworkLogView.prototype = {
     {
         this._sortingFunctions = {};
         this._sortingFunctions.name = WebInspector.NetworkDataGridNode.NameComparator;
-        this._sortingFunctions.method = WebInspector.NetworkDataGridNode.RequestPropertyComparator.bind(null, "method", false);
+        this._sortingFunctions.method = WebInspector.NetworkDataGridNode.RequestPropertyComparator.bind(null, "requestMethod", false);
         this._sortingFunctions.status = WebInspector.NetworkDataGridNode.RequestPropertyComparator.bind(null, "statusCode", false);
         this._sortingFunctions.protocol = WebInspector.NetworkDataGridNode.RequestPropertyComparator.bind(null, "protocol", false);
         this._sortingFunctions.scheme = WebInspector.NetworkDataGridNode.RequestPropertyComparator.bind(null, "scheme", false);