DevTools: Introduce Target class which holds connection & models

Source/devtools/front_end/Settings.js

 /*
  * Copyright (C) 2009 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:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 22 matching lines @@
     maxInlineTextChildLength: 80,
     minDrawerHeight: 25,
     minSidebarWidth: 100,
     minSidebarHeight: 75,
     applicationTitle: "Developer Tools - %s",
     experimentsEnabled: false
 }
 
 var Capabilities = {
     canInspectWorkers: false,
-    canScreencast: false
 }
 
 /**
  * @constructor
  */
 WebInspector.Settings = function()
 {
     this._eventSupport = new WebInspector.Object();
     this._registry = /** @type {!Object.<string, !WebInspector.Setting>} */ ({});
 
@@ skipping 516 matching lines @@
     {
         // If there are too many breakpoints in a storage, it is likely due to a recent bug that caused
         // periodical breakpoints duplication leading to inspector slowness.
         if (breakpointsSetting.get().length > maxBreakpointsCount)
             breakpointsSetting.set([]);
     }
 }
 
 WebInspector.settings = new WebInspector.Settings();
 WebInspector.experimentsSettings = new WebInspector.ExperimentsSettings();