Move extensions storage API implementation to src/extensions

extensions/browser/api/storage/settings_frontend.h

Index: extensions/browser/api/storage/settings_frontend.h
diff --git a/chrome/browser/extensions/api/storage/settings_frontend.h b/extensions/browser/api/storage/settings_frontend.h
similarity index 88%
rename from chrome/browser/extensions/api/storage/settings_frontend.h
rename to extensions/browser/api/storage/settings_frontend.h
index cd0c594ef0834f157cffe4d5e1e708107d922618..115aa05d1e9a572d7fff61ede4b8db3f9331cb05 100644
--- a/chrome/browser/extensions/api/storage/settings_frontend.h
+++ b/extensions/browser/api/storage/settings_frontend.h
@@ -2,18 +2,18 @@
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
-#ifndef CHROME_BROWSER_EXTENSIONS_API_STORAGE_SETTINGS_FRONTEND_H_
-#define CHROME_BROWSER_EXTENSIONS_API_STORAGE_SETTINGS_FRONTEND_H_
+#ifndef EXTENSIONS_BROWSER_API_STORAGE_SETTINGS_FRONTEND_H_
+#define EXTENSIONS_BROWSER_API_STORAGE_SETTINGS_FRONTEND_H_
 
 #include <map>
 #include <string>
 
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
-#include "chrome/browser/extensions/api/storage/settings_observer.h"
-#include "chrome/browser/extensions/api/storage/settings_storage_factory.h"
-#include "chrome/browser/extensions/api/storage/value_store_cache.h"
 #include "extensions/browser/api/storage/settings_namespace.h"
+#include "extensions/browser/api/storage/settings_observer.h"
+#include "extensions/browser/api/storage/settings_storage_factory.h"
+#include "extensions/browser/api/storage/value_store_cache.h"
 #include "extensions/browser/browser_context_keyed_api_factory.h"
 
 namespace content {
@@ -97,4 +97,4 @@ class SettingsFrontend : public BrowserContextKeyedAPI {
 
 }  // namespace extensions
 
-#endif  // CHROME_BROWSER_EXTENSIONS_API_STORAGE_SETTINGS_FRONTEND_H_
+#endif  // EXTENSIONS_BROWSER_API_STORAGE_SETTINGS_FRONTEND_H_