DevTools: promisify ContentProvider.requestContent and all its clients.

third_party/WebKit/Source/devtools/front_end/sdk/CSSParser.js

 /**
  * Copyright 2014 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
  * @extends {WebInspector.Object}
  */
@@ skipping 10 matching lines @@
 
 WebInspector.CSSParser.prototype = {
     /**
      * @param {!WebInspector.CSSStyleSheetHeader} styleSheetHeader
      * @param {function(!Array.<!WebInspector.CSSParser.Rule>)=} callback
      */
     fetchAndParse: function(styleSheetHeader, callback)
     {
         this._lock();
         this._finishedCallback = callback;
-        styleSheetHeader.requestContent(this._innerParse.bind(this));
+        styleSheetHeader.requestContent().then(this._innerParse.bind(this));
     },
 
     /**
      * @param {string} text
      * @param {function(!Array.<!WebInspector.CSSParser.Rule>)=} callback
      */
     parse: function(text, callback)
     {
         this._lock();
         this._finishedCallback = callback;
@@ skipping 116 matching lines @@
     this.nameRange;
     /** @type {string} */
     this.value;
     /** @type {!WebInspector.CSSParser.Range} */
     this.valueRange;
     /** @type {!WebInspector.CSSParser.Range} */
     this.range;
     /** @type {(boolean|undefined)} */
     this.disabled;
 }