Make it possible to set the HTTP origin header from content

public/platform/WebURLRequest.h

 /*
  * Copyright (C) 2009 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 141 matching lines @@
     // Controls whether actual headers sent and received for request are
     // collected and reported.
     BLINK_PLATFORM_EXPORT bool reportRawHeaders() const;
     BLINK_PLATFORM_EXPORT void setReportRawHeaders(bool);
 
     BLINK_PLATFORM_EXPORT TargetType targetType() const;
     BLINK_PLATFORM_EXPORT void setTargetType(TargetType);
 
     BLINK_PLATFORM_EXPORT WebReferrerPolicy referrerPolicy() const;
 
+    // Adds an HTTP origin header if it is empty and the HTTP method of the
+    // request requires it.
+    BLINK_PLATFORM_EXPORT void addHTTPOriginIfNeeded(const WebString& origin);
+
     // True if the request was user initiated.
     BLINK_PLATFORM_EXPORT bool hasUserGesture() const;
     BLINK_PLATFORM_EXPORT void setHasUserGesture(bool);
 
     // A consumer controlled value intended to be used to identify the
     // requestor.
     BLINK_PLATFORM_EXPORT int requestorID() const;
     BLINK_PLATFORM_EXPORT void setRequestorID(int);
 
     // A consumer controlled value intended to be used to identify the
@@ skipping 30 matching lines @@
 protected:
     BLINK_PLATFORM_EXPORT void assign(WebURLRequestPrivate*);
 
 private:
     WebURLRequestPrivate* m_private;
 };
 
 } // namespace blink
 
 #endif