[DevTools] Properly handle cache-only requests when cache is disabled

content/child/web_url_request_util.cc

 // Copyright 2014 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 "content/child/web_url_request_util.h"
 
 #include <stddef.h>
 #include <stdint.h>
 
 #include <limits>
@@ skipping 188 matching lines @@
       load_flags |= net::LOAD_BYPASS_CACHE;
       break;
     case WebCachePolicy::ReturnCacheDataElseLoad:
       load_flags |= net::LOAD_PREFERRING_CACHE;
       break;
     case WebCachePolicy::ReturnCacheDataDontLoad:
       load_flags |= net::LOAD_ONLY_FROM_CACHE;
       break;
     case WebCachePolicy::UseProtocolCachePolicy:
       break;
+    case WebCachePolicy::BypassCacheLoadOnlyFromCache:
+      load_flags |= net::LOAD_ONLY_FROM_CACHE | net::LOAD_BYPASS_CACHE;
+      break;
     default:
       NOTREACHED();
   }
 
   if (!request.allowStoredCredentials()) {
     load_flags |= net::LOAD_DO_NOT_SAVE_COOKIES;
     load_flags |= net::LOAD_DO_NOT_SEND_COOKIES;
   }
 
   if (!request.allowStoredCredentials())
@@ skipping 282 matching lines @@
                                      bool stale_copy_in_cache,
                                      int reason,
                                      bool was_ignored_by_handler) {
   blink::WebURLError error =
       CreateWebURLError(unreachable_url, stale_copy_in_cache, reason);
   error.wasIgnoredByHandler = was_ignored_by_handler;
   return error;
 }
 
 }  // namespace content