Update CrOS to use scoped_refptr<T>::get() rather than implicit "operator T*"

chrome/browser/chromeos/drive/remove_stale_cache_files_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 <string>
 
 #include "base/file_util.h"
 #include "base/files/file_path.h"
 #include "base/files/scoped_temp_dir.h"
 #include "base/memory/scoped_ptr.h"
@@ skipping 11 matching lines @@
 namespace internal {
 
 class RemoveStaleCacheFilesTest : public testing::Test {
  protected:
   virtual void SetUp() OVERRIDE {
     ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
 
     fake_free_disk_space_getter_.reset(new FakeFreeDiskSpaceGetter);
 
     metadata_storage_.reset(new ResourceMetadataStorage(
-        temp_dir_.path(), base::MessageLoopProxy::current()));
+        temp_dir_.path(), base::MessageLoopProxy::current().get()));
 
     cache_.reset(new FileCache(metadata_storage_.get(),
                                temp_dir_.path(),
-                               base::MessageLoopProxy::current(),
+                               base::MessageLoopProxy::current().get(),
                                fake_free_disk_space_getter_.get()));
 
     resource_metadata_.reset(new ResourceMetadata(
         metadata_storage_.get(), base::MessageLoopProxy::current()));
 
     ASSERT_TRUE(metadata_storage_->Initialize());
     ASSERT_TRUE(cache_->Initialize());
     ASSERT_EQ(FILE_ERROR_OK, resource_metadata_->Initialize());
   }
 
@@ skipping 30 matching lines @@
 
   // Remove stale cache files.
   RemoveStaleCacheFiles(cache_.get(), resource_metadata_.get());
 
   // Verify that the cache entry is deleted.
   EXPECT_FALSE(cache_->GetCacheEntry(resource_id, md5, &cache_entry));
 }
 
 }  // namespace internal
 }  // namespace drive