content: Use base::MessageLoop.

content/browser/gpu/shader_disk_cache_unittest.cc

 // Copyright 2013 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 "base/files/scoped_temp_dir.h"
 #include "base/threading/thread.h"
 #include "content/browser/browser_thread_impl.h"
 #include "content/browser/gpu/shader_disk_cache.h"
 #include "content/public/test/test_browser_thread.h"
 #include "net/base/test_completion_callback.h"
@@ skipping 24 matching lines @@
     ShaderCacheFactory::GetInstance()->SetCacheInfo(kDefaultClientId,
                                                         cache_path());
   }
 
  private:
   virtual void TearDown() OVERRIDE {
     ShaderCacheFactory::GetInstance()->RemoveCacheInfo(kDefaultClientId);
   }
 
   base::ScopedTempDir temp_dir_;
-  MessageLoopForIO message_loop_;
+  base::MessageLoopForIO message_loop_;
   TestBrowserThread cache_thread_;
   TestBrowserThread io_thread_;
 
   DISALLOW_COPY_AND_ASSIGN(ShaderDiskCacheTest);
 };
 
 TEST_F(ShaderDiskCacheTest, ClearsCache) {
   InitCache();
 
   scoped_refptr<ShaderDiskCache> cache =
@@ skipping 13 matching lines @@
   EXPECT_EQ(1, cache->Size());
 
   base::Time time;
   net::TestCompletionCallback clear_cb;
   rv = cache->Clear(time, time, clear_cb.callback());
   ASSERT_EQ(net::OK, clear_cb.GetResult(rv));
   EXPECT_EQ(0, cache->Size());
 };
 
 }  // namespace content