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

components/printing/renderer/print_web_view_helper.cc

Index: components/printing/renderer/print_web_view_helper.cc
diff --git a/components/printing/renderer/print_web_view_helper.cc b/components/printing/renderer/print_web_view_helper.cc
index d824dfe2d5ba37c9e8a9fa3b7c9e67f419e198b4..1b9d9fbf11764dcb1f67750b111a2aac416b4533 100644
--- a/components/printing/renderer/print_web_view_helper.cc
+++ b/components/printing/renderer/print_web_view_helper.cc
@@ -32,6 +32,7 @@
 #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"
@@ -751,7 +752,9 @@ void PrepareFrameAndViewForPrint::CopySelection(
 
   // 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 {