Move strings-storage.* to the profiler directory

src/profiler/strings-storage.h

Index: src/profiler/strings-storage.h
diff --git a/src/strings-storage.h b/src/profiler/strings-storage.h
similarity index 90%
rename from src/strings-storage.h
rename to src/profiler/strings-storage.h
index f81b8e2db410a4c05c544586028dc6f67a1360f8..7164caef637055072f60d7af7f711ca1f539c64c 100644
--- a/src/strings-storage.h
+++ b/src/profiler/strings-storage.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 V8_STRINGS_STORAGE_H_
-#define V8_STRINGS_STORAGE_H_
+#ifndef V8_PROFILER_STRINGS_STORAGE_H_
+#define V8_PROFILER_STRINGS_STORAGE_H_
 
 #include "src/allocation.h"
 #include "src/hashmap.h"
@@ -42,4 +42,4 @@ class StringsStorage {
 }  // namespace internal
 }  // namespace v8
 
-#endif  // V8_STRINGS_STORAGE_H_
+#endif  // V8_PROFILER_STRINGS_STORAGE_H_