Move a couple of blob tests next to the files they cover.

storage/browser/test/async_file_test_helper.h

Index: storage/browser/test/async_file_test_helper.h
diff --git a/content/public/test/async_file_test_helper.h b/storage/browser/test/async_file_test_helper.h
similarity index 96%
rename from content/public/test/async_file_test_helper.h
rename to storage/browser/test/async_file_test_helper.h
index c770a822a8e4adb739c7ec6f7c7a1a089ac2c280..55c8f8c4fd0f89d4c85574519a38d4330a1e2067 100644
--- a/content/public/test/async_file_test_helper.h
+++ b/storage/browser/test/async_file_test_helper.h
@@ -2,8 +2,8 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CONTENT_PUBLIC_TEST_ASYNC_FILE_TEST_HELPER_H_
-#define CONTENT_PUBLIC_TEST_ASYNC_FILE_TEST_HELPER_H_
+#ifndef STORAGE_BROWSER_TEST_ASYNC_FILE_TEST_HELPER_H_
+#define STORAGE_BROWSER_TEST_ASYNC_FILE_TEST_HELPER_H_
 
 #include <stddef.h>
 #include <stdint.h>
@@ -110,4 +110,4 @@ class AsyncFileTestHelper {
 
 }  // namespace content
 
-#endif  // CONTENT_PUBLIC_TEST_ASYNC_FILE_TEST_HELPER_H_
+#endif  // STORAGE_BROWSER_TEST_ASYNC_FILE_TEST_HELPER_H_