DevTools: get rid of the global capabilities set.

Source/devtools/front_end/common/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 10 matching lines @@
  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
 
-var Capabilities = {
-    isMainFrontend: false,
-    canProfilePower: false,
-}
-
 /**
  * @constructor
  */
 WebInspector.Settings = function()
 {
     this._eventSupport = new WebInspector.Object();
     this._registry = /** @type {!Object.<string, !WebInspector.Setting>} */ ({});
 
     this.colorFormat = this.createSetting("colorFormat", "original");
     this.consoleHistory = this.createSetting("consoleHistory", []);
@@ skipping 692 matching lines @@
 
     _fireChangedIfNeeded: function()
     {
         var newValue = this._calculateValue();
         if (newValue === this._value)
             return;
         this._value = newValue;
         this._eventSupport.dispatchEventToListeners(this._name, this._value);
     }
 }