Prepending view-source: does not load the source of the userscript.

net/url_request/url_request.h

 // 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.
 
 #ifndef NET_URL_REQUEST_URL_REQUEST_H_
 #define NET_URL_REQUEST_URL_REQUEST_H_
 #pragma once
 
 #include <string>
 #include <vector>
@@ skipping 295 matching lines @@
   static void AllowFileAccess();
   static bool IsFileAccessAllowed();
 
   // The original url is the url used to initialize the request, and it may
   // differ from the url if the request was redirected.
   const GURL& original_url() const { return url_chain_.front(); }
   // The chain of urls traversed by this request.  If the request had no
   // redirects, this vector will contain one element.
   const std::vector<GURL>& url_chain() const { return url_chain_; }
   const GURL& url() const { return url_chain_.back(); }
+  // The virtual URL is kept to determine if the original request had any
+  // special modifiers, e.g. "view-source:".
+  const GURL& virtual_url() const { return virtual_url_; }
+  void set_virtual_url(const GURL& virtual_url);
 
   // The URL that should be consulted for the third-party cookie blocking
   // policy.
   const GURL& first_party_for_cookies() const {
     return first_party_for_cookies_;
   }
   // This method may be called before Start() or FollowDeferredRedirect() is
   // called.
   void set_first_party_for_cookies(const GURL& first_party_for_cookies);
 
@@ skipping 352 matching lines @@
   // most of the dependencies which are shared between requests (disk cache,
   // cookie store, socket pool, etc.)
   scoped_refptr<const URLRequestContext> context_;
 
   // Tracks the time spent in various load states throughout this request.
   BoundNetLog net_log_;
 
   scoped_refptr<URLRequestJob> job_;
   scoped_refptr<UploadData> upload_;
   std::vector<GURL> url_chain_;
+  GURL virtual_url_;
   GURL first_party_for_cookies_;
   GURL delegate_redirect_url_;
   std::string method_;  // "GET", "POST", etc. Should be all uppercase.
   std::string referrer_;
   HttpRequestHeaders extra_request_headers_;
   int load_flags_;  // Flags indicating the request type for the load;
                     // expected values are LOAD_* enums above.
 
   // Never access methods of the |delegate_| directly. Always use the
   // Notify... methods for this.
@@ skipping 60 matching lines @@
   scoped_refptr<AuthChallengeInfo> auth_info_;
 
   base::TimeTicks creation_time_;
 
   DISALLOW_COPY_AND_ASSIGN(URLRequest);
 };
 
 }  // namespace net
 
 #endif  // NET_URL_REQUEST_URL_REQUEST_H_