Expose per-request referrer policy in devtools

third_party/WebKit/Source/devtools/front_end/network/RequestHeadersView.js

 /*
  * Copyright (C) 2007, 2008 Apple Inc.  All rights reserved.
  * Copyright (C) IBM Corp. 2009  All rights reserved.
  * Copyright (C) 2010 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
@@ skipping 42 matching lines @@
     root.expandTreeElementsWhenArrowing = true;
     this.element.appendChild(root.element);
 
     var generalCategory = new Network.RequestHeadersView.Category(root, 'general', Common.UIString('General'));
     generalCategory.hidden = false;
     this._urlItem = generalCategory.createLeaf();
     this._requestMethodItem = generalCategory.createLeaf();
     this._statusCodeItem = generalCategory.createLeaf();
     this._remoteAddressItem = generalCategory.createLeaf();
     this._remoteAddressItem.hidden = true;
+    this._referrerPolicyItem = generalCategory.createLeaf();
+    this._referrerPolicyItem.hidden = true;
 
     this._responseHeadersCategory = new Network.RequestHeadersView.Category(root, 'responseHeaders', '');
     this._requestHeadersCategory = new Network.RequestHeadersView.Category(root, 'requestHeaders', '');
     this._queryStringCategory = new Network.RequestHeadersView.Category(root, 'queryString', '');
     this._formDataCategory = new Network.RequestHeadersView.Category(root, 'formData', '');
     this._requestPayloadCategory =
         new Network.RequestHeadersView.Category(root, 'requestPayload', Common.UIString('Request Payload'));
   }
 
   /**
    * @override
    */
   wasShown() {
     this._request.addEventListener(SDK.NetworkRequest.Events.RemoteAddressChanged, this._refreshRemoteAddress, this);
     this._request.addEventListener(SDK.NetworkRequest.Events.RequestHeadersChanged, this._refreshRequestHeaders, this);
     this._request.addEventListener(
         SDK.NetworkRequest.Events.ResponseHeadersChanged, this._refreshResponseHeaders, this);
     this._request.addEventListener(SDK.NetworkRequest.Events.FinishedLoading, this._refreshHTTPInformation, this);
 
     this._refreshURL();
     this._refreshQueryString();
     this._refreshRequestHeaders();
     this._refreshResponseHeaders();
     this._refreshHTTPInformation();
     this._refreshRemoteAddress();
+    this._refreshReferrerPolicy();
   }
 
   /**
    * @override
    */
   willHide() {
     this._request.removeEventListener(SDK.NetworkRequest.Events.RemoteAddressChanged, this._refreshRemoteAddress, this);
     this._request.removeEventListener(
         SDK.NetworkRequest.Events.RequestHeadersChanged, this._refreshRequestHeaders, this);
     this._request.removeEventListener(
@@ skipping 342 matching lines @@
   }
 
   _refreshRemoteAddress() {
     var remoteAddress = this._request.remoteAddress();
     var treeElement = this._remoteAddressItem;
     treeElement.hidden = !remoteAddress;
     if (remoteAddress)
       treeElement.title = this._formatHeader(Common.UIString('Remote Address'), remoteAddress);
   }
 
+  _refreshReferrerPolicy() {
+    var referrerPolicy = this._request.referrerPolicy();
+    var treeElement = this._referrerPolicyItem;
+    treeElement.hidden = !referrerPolicy;
+    if (referrerPolicy)
+      treeElement.title = this._formatHeader(Common.UIString('Referrer Policy'), referrerPolicy);
+  }
+
   /**
    * @param {!Event} event
    */
   _toggleRequestHeadersText(event) {
     this._showRequestHeadersText = !this._showRequestHeadersText;
     this._refreshRequestHeaders();
     event.consume();
   }
 
   /**
@@ skipping 61 matching lines @@
     this._expandedSetting.set(true);
   }
 
   /**
    * @override
    */
   oncollapse() {
     this._expandedSetting.set(false);
   }
 };