Populate storage_unittests target.

storage/browser/test/test_file_system_context.cc

Index: storage/browser/test/test_file_system_context.cc
diff --git a/content/public/test/test_file_system_context.cc b/storage/browser/test/test_file_system_context.cc
similarity index 92%
rename from content/public/test/test_file_system_context.cc
rename to storage/browser/test/test_file_system_context.cc
index 3f556e6549171ef8eb65d86bab08349e03419a24..323fdb383921d1414008c89319409c2a0562c4e3 100644
--- a/content/public/test/test_file_system_context.cc
+++ b/storage/browser/test/test_file_system_context.cc
@@ -2,18 +2,18 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#include "content/public/test/test_file_system_context.h"
+#include "storage/browser/test/test_file_system_context.h"
 
 #include <utility>
 
 #include "base/memory/scoped_vector.h"
 #include "base/threading/thread_task_runner_handle.h"
-#include "content/public/test/mock_special_storage_policy.h"
-#include "content/public/test/test_file_system_backend.h"
-#include "content/public/test/test_file_system_options.h"
 #include "storage/browser/fileapi/external_mount_points.h"
 #include "storage/browser/fileapi/file_system_backend.h"
 #include "storage/browser/fileapi/file_system_context.h"
+#include "storage/browser/test/mock_special_storage_policy.h"
+#include "storage/browser/test/test_file_system_backend.h"
+#include "storage/browser/test/test_file_system_options.h"
 
 namespace content {