Remove calls to deprecated MessageLoop methods in net.

net/http/http_cache_unittest.cc

 // 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.
 
 #include "net/http/http_cache.h"
 
 #include <stdint.h>
 
 #include <algorithm>
 #include <memory>
@@ skipping 6276 matching lines @@
       c3(DEFAULT_PRIORITY, cache.http_cache());
 
   c1.Start(&r1, BoundNetLog());
 
   r2.load_flags |= LOAD_ONLY_FROM_CACHE;
   c2.Start(&r2, BoundNetLog());
 
   r3.load_flags |= LOAD_ONLY_FROM_CACHE;
   c3.Start(&r3, BoundNetLog());
 
-  base::MessageLoop::current()->Run();
+  base::RunLoop().Run();
 
   EXPECT_TRUE(c1.is_done());
   EXPECT_TRUE(c2.is_done());
   EXPECT_TRUE(c3.is_done());
 
   EXPECT_EQ(OK, c1.error());
   EXPECT_EQ(OK, c2.error());
   EXPECT_EQ(OK, c3.error());
 }
 
@@ skipping 1427 matching lines @@
   EXPECT_EQ(1, cache.disk_cache()->open_count());
   EXPECT_EQ(1, cache.disk_cache()->create_count());
   EXPECT_TRUE(response_info.was_cached);
 
   // The new SSL state is reported.
   EXPECT_EQ(status2, response_info.ssl_info.connection_status);
   EXPECT_TRUE(cert2->Equals(response_info.ssl_info.cert.get()));
 }
 
 }  // namespace net