Call scoped_refptr<T>::get() rather than relying on implicit "operator T*"

net/tools/crash_cache/crash_cache.cc

 // Copyright (c) 2011 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.
 
 // This command-line program generates the set of files needed for the crash-
 // cache unit tests (DiskCacheTest,CacheBackend_Recover*). This program only
 // works properly on debug mode, because the crash functionality is not compiled
 // on release builds of the cache.
 
 #include <string>
@@ skipping 120 matching lines @@
       reinterpret_cast<disk_cache::BackendImpl*>(cache)->FlushQueueForTest(
           cb.callback());
   cb.GetResult(rv);  // Ignore the result;
 }
 
 bool CreateCache(const base::FilePath& path,
                  base::Thread* thread,
                  disk_cache::Backend** cache,
                  net::TestCompletionCallback* cb) {
   int size = 1024 * 1024;
-  disk_cache::BackendImpl* backend =
-      new disk_cache::BackendImpl(path, thread->message_loop_proxy(), NULL);
+  disk_cache::BackendImpl* backend = new disk_cache::BackendImpl(
+      path, thread->message_loop_proxy().get(), NULL);
   backend->SetMaxSize(size);
   backend->SetType(net::DISK_CACHE);
   backend->SetFlags(disk_cache::kNoRandom);
   int rv = backend->Init(cb->callback());
   *cache = backend;
   return (cb->GetResult(rv) == net::OK && !(*cache)->GetEntryCount());
 }
 
 // Generates the files for an empty and one item cache.
 int SimpleInsert(const base::FilePath& path, RankCrashes action,
@@ skipping 105 matching lines @@
   return NOT_REACHED;
 }
 
 // Generates the files for insertion and removals on heavy loaded caches.
 int LoadOperations(const base::FilePath& path, RankCrashes action,
                    base::Thread* cache_thread) {
   DCHECK(action >= disk_cache::INSERT_LOAD_1);
 
   // Work with a tiny index table (16 entries).
   disk_cache::BackendImpl* cache = new disk_cache::BackendImpl(
-      path, 0xf, cache_thread->message_loop_proxy(), NULL);
+      path, 0xf, cache_thread->message_loop_proxy().get(), NULL);
   if (!cache || !cache->SetMaxSize(0x100000))
     return GENERIC;
 
   // No experiments and use a simple LRU.
   cache->SetFlags(disk_cache::kNoRandom);
   net::TestCompletionCallback cb;
   int rv = cache->Init(cb.callback());
   if (cb.GetResult(rv) != net::OK || cache->GetEntryCount())
     return GENERIC;
 
@@ skipping 92 matching lines @@
 
   base::FilePath path;
   PathService::Get(base::DIR_SOURCE_ROOT, &path);
   path = path.AppendASCII("net");
   path = path.AppendASCII("data");
   path = path.AppendASCII("cache_tests");
   path = path.AppendASCII("new_crashes");
 
   return SlaveCode(path, action);
 }