Explicitly set a requestor origin when calling into WebLocalFrame::loadRequest

components/printing/renderer/print_web_view_helper.cc

 // Copyright (c) 2012 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.
 
 #include "components/printing/renderer/print_web_view_helper.h"
 
 #include <stddef.h>
 #include <stdint.h>
 #include <string>
 #include <utility>
@@ skipping 14 matching lines @@
 #include "components/printing/common/print_messages.h"
 #include "content/public/common/web_preferences.h"
 #include "content/public/renderer/render_frame.h"
 #include "content/public/renderer/render_thread.h"
 #include "content/public/renderer/render_view.h"
 #include "grit/components_resources.h"
 #include "net/base/escape.h"
 #include "printing/metafile_skia_wrapper.h"
 #include "printing/pdf_metafile_skia.h"
 #include "printing/units.h"
+#include "third_party/WebKit/public/platform/WebSecurityOrigin.h"
 #include "third_party/WebKit/public/platform/WebSize.h"
 #include "third_party/WebKit/public/platform/WebURLRequest.h"
 #include "third_party/WebKit/public/web/WebConsoleMessage.h"
 #include "third_party/WebKit/public/web/WebDocument.h"
 #include "third_party/WebKit/public/web/WebElement.h"
 #include "third_party/WebKit/public/web/WebFrameClient.h"
 #include "third_party/WebKit/public/web/WebFrameOwnerProperties.h"
 #include "third_party/WebKit/public/web/WebLocalFrame.h"
 #include "third_party/WebKit/public/web/WebPlugin.h"
 #include "third_party/WebKit/public/web/WebPluginDocument.h"
@@ skipping 699 matching lines @@
       blink::WebView::create(this, blink::WebPageVisibilityStateVisible);
   owns_web_view_ = true;
   content::RenderView::ApplyWebPreferences(prefs, web_view);
   web_view->setMainFrame(
       blink::WebLocalFrame::create(blink::WebTreeScopeType::Document, this));
   frame_.Reset(web_view->mainFrame()->toWebLocalFrame());
   node_to_print_.reset();
 
   // When loading is done this will call didStopLoading() and that will do the
   // actual printing.
-  frame()->loadRequest(blink::WebURLRequest(GURL(url_str)));
+  blink::WebURLRequest request = blink::WebURLRequest(GURL(url_str));
+  request.setRequestorOrigin(blink::WebSecurityOrigin::createUnique());
+  frame()->loadRequest(request);
 }
 
 bool PrepareFrameAndViewForPrint::allowsBrokenNullLayerTreeView() const {
   return true;
 }
 
 void PrepareFrameAndViewForPrint::didStopLoading() {
   DCHECK(!on_ready_.is_null());
   // Don't call callback here, because it can delete |this| and WebView that is
   // called didStopLoading.
@@ skipping 1487 matching lines @@
       blink::WebConsoleMessage::LevelWarning, message));
   return false;
 }
 
 void PrintWebViewHelper::ScriptingThrottler::Reset() {
   // Reset counter on successful print.
   count_ = 0;
 }
 
 }  // namespace printing