DevTools: make flame chart a web component.

Source/devtools/front_end/host/Platform.js

 /*
  * Copyright (C) 2014 Google 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
@@ skipping 40 matching lines @@
  * @return {boolean}
  */
 WebInspector.isWin = function()
 {
     if (typeof WebInspector._isWin === "undefined")
         WebInspector._isWin = WebInspector.platform() === "windows";
 
     return WebInspector._isWin;
 }
 
-WebInspector.PlatformFlavor = {
-    WindowsVista: "windows-vista",
-    MacTiger: "mac-tiger",
-    MacLeopard: "mac-leopard",
-    MacSnowLeopard: "mac-snowleopard",
-    MacLion: "mac-lion"
-}
-
 /**
  * @return {string}
  */
-WebInspector.platformFlavor = function()
-{
-    function detectFlavor()
-    {
-        const userAgent = navigator.userAgent;
-
-        if (WebInspector.platform() === "windows") {
-            var match = userAgent.match(/Windows NT (\d+)\.(?:\d+)/);
-            if (match && match[1] >= 6)
-                return WebInspector.PlatformFlavor.WindowsVista;
-            return null;
-        } else if (WebInspector.platform() === "mac") {
-            var match = userAgent.match(/Mac OS X\s*(?:(\d+)_(\d+))?/);
-            if (!match || match[1] != 10)
-                return WebInspector.PlatformFlavor.MacSnowLeopard;
-            switch (Number(match[2])) {
-                case 4:
-                    return WebInspector.PlatformFlavor.MacTiger;
-                case 5:
-                    return WebInspector.PlatformFlavor.MacLeopard;
-                case 6:
-                    return WebInspector.PlatformFlavor.MacSnowLeopard;
-                case 7:
-                    return WebInspector.PlatformFlavor.MacLion;
-                case 8: // Matches the default version
-                case 9: // Matches the default version
-                default:
-                    return "";
-            }
-        }
-    }
-
-    if (!WebInspector._platformFlavor)
-        WebInspector._platformFlavor = detectFlavor();
-
-    return WebInspector._platformFlavor;
-}
-
-/**
- * @return {string}
- */
 WebInspector.port = function()
 {
     if (!WebInspector._port)
         WebInspector._port = InspectorFrontendHost.port();
 
     return WebInspector._port;
 }
 
 /**
  * @return {string}
@@ skipping 37 matching lines @@
     return WebInspector._monospaceFontFamily;
 }
 
 /**
  * @return {boolean}
  */
 WebInspector.isWorkerFrontend = function()
 {
     return !!Runtime.queryParam("isSharedWorker");
 }