Move bookmarks' test support file to the bookmarks component

components/bookmarks/core/tests/bookmark_test_helpers.h

Index: components/bookmarks/core/tests/bookmark_test_helpers.h
diff --git a/chrome/browser/bookmarks/bookmark_test_helpers.h b/components/bookmarks/core/tests/bookmark_test_helpers.h
similarity index 89%
rename from chrome/browser/bookmarks/bookmark_test_helpers.h
rename to components/bookmarks/core/tests/bookmark_test_helpers.h
index eccdd7859e4b205d4134fa8e8332491c31786f78..54f520240461270425b976f5fc1aeeb8a5a40c30 100644
--- a/chrome/browser/bookmarks/bookmark_test_helpers.h
+++ b/components/bookmarks/core/tests/bookmark_test_helpers.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 CHROME_BROWSER_BOOKMARKS_BOOKMARK_TEST_HELPERS_H_
-#define CHROME_BROWSER_BOOKMARKS_BOOKMARK_TEST_HELPERS_H_
+#ifndef COMPONENTS_BOOKMARKS_CORE_TESTS_BOOKMARK_TEST_HELPERS_H_
+#define COMPONENTS_BOOKMARKS_CORE_TESTS_BOOKMARK_TEST_HELPERS_H_
 
 #include <string>
 
@@ -42,4 +42,4 @@ void AddNodesFromModelString(BookmarkModel* model,
                              const std::string& model_string);
 }  // namespace test
 
-#endif  // CHROME_BROWSER_BOOKMARKS_BOOKMARK_TEST_HELPERS_H_
+#endif  // COMPONENTS_BOOKMARKS_CORE_TESTS_BOOKMARK_TEST_HELPERS_H_