[DevTools] Remove SDKModels' fromTarget methods

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

 /*
  * Copyright (C) 2012 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 26 matching lines @@
    * @param {!SDK.Target} target
    * @param {string} url
    * @param {string} documentURL
    * @param {!Protocol.Page.FrameId} frameId
    * @param {!Protocol.Network.LoaderId} loaderId
    * @param {?Protocol.Network.Initiator} initiator
    */
   constructor(target, requestId, url, documentURL, frameId, loaderId, initiator) {
     super(target);
 
-    this._networkManager = /** @type {!SDK.NetworkManager} */ (SDK.NetworkManager.fromTarget(target));
+    this._networkManager = /** @type {!SDK.NetworkManager} */ (target.model(SDK.NetworkManager));
     this._requestId = requestId;
     this.setUrl(url);
     this._documentURL = documentURL;
     this._frameId = frameId;
     this._loaderId = loaderId;
     /** @type {?Protocol.Network.Initiator} */
     this._initiator = initiator;
     this._issueTime = -1;
     this._startTime = -1;
     this._endTime = -1;
@@ skipping 1090 matching lines @@
   Send: 'send',
   Receive: 'receive',
   Error: 'error'
 };
 
 /** @typedef {!{type: SDK.NetworkRequest.WebSocketFrameType, time: number, text: string, opCode: number, mask: boolean}} */
 SDK.NetworkRequest.WebSocketFrame;
 
 /** @typedef {!{time: number, eventName: string, eventId: string, data: string}} */
 SDK.NetworkRequest.EventSourceMessage;