Fixes for the failing URLLoaderFactoryImplTest content_unittests with PlzNavigate enabled

content/browser/loader/test_url_loader_client.cc

 // Copyright 2016 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/browser/loader/test_url_loader_client.h"
 
 #include "base/run_loop.h"
 
 namespace content {
 
@@ skipping 33 matching lines @@
 }
 
 void TestURLLoaderClient::RunUntilResponseReceived() {
   base::RunLoop run_loop;
   quit_closure_for_on_received_response_ = run_loop.QuitClosure();
   run_loop.Run();
   quit_closure_for_on_received_response_.Reset();
 }
 
 void TestURLLoaderClient::RunUntilResponseBodyArrived() {
+  if (response_body_.is_valid())
+    return;
   base::RunLoop run_loop;
   quit_closure_for_on_start_loading_response_body_ = run_loop.QuitClosure();
   run_loop.Run();
   quit_closure_for_on_start_loading_response_body_.Reset();
 }
 
 void TestURLLoaderClient::RunUntilComplete() {
+  if (has_received_completion_)
+    return;
   base::RunLoop run_loop;
   quit_closure_for_on_complete_ = run_loop.QuitClosure();
   run_loop.Run();
   quit_closure_for_on_complete_.Reset();
 }
 
 }  // namespace content