Revert of Add ExtensionsApiClient interface, use it in the storage API SettingsFrontend

chrome/browser/extensions/api/storage/settings_frontend.cc

Index: chrome/browser/extensions/api/storage/settings_frontend.cc
diff --git a/chrome/browser/extensions/api/storage/settings_frontend.cc b/chrome/browser/extensions/api/storage/settings_frontend.cc
index 766917ba5c4ce474d80fe641a252502673fa0622..f00a7f64aa60709224452e459ffecf59112ce5ce 100644
--- a/chrome/browser/extensions/api/storage/settings_frontend.cc
+++ b/chrome/browser/extensions/api/storage/settings_frontend.cc
@@ -13,13 +13,17 @@
 #include "base/lazy_instance.h"
 #include "chrome/browser/extensions/api/storage/leveldb_settings_storage_factory.h"
 #include "chrome/browser/extensions/api/storage/sync_or_local_value_store_cache.h"
+#include "chrome/browser/extensions/extension_service.h"
 #include "chrome/common/extensions/api/storage.h"
 #include "content/public/browser/browser_context.h"
 #include "content/public/browser/browser_thread.h"
-#include "extensions/browser/api/extensions_api_client.h"
 #include "extensions/browser/event_router.h"
 #include "extensions/browser/extension_registry.h"
 #include "extensions/browser/extension_system.h"
+
+#if defined(ENABLE_CONFIGURATION_POLICY)
+#include "chrome/browser/extensions/api/storage/managed_value_store_cache.h"
+#endif
 
 using content::BrowserContext;
 using content::BrowserThread;
@@ -134,10 +138,13 @@
           observers_,
           browser_context_path);
 
-  // Add any additional caches the embedder supports (for example, a cache
-  // for chrome.storage.managed).
-  ExtensionsAPIClient::Get()->AddAdditionalValueStoreCaches(
-      browser_context_, factory, observers_, &caches_);
+#if defined(ENABLE_CONFIGURATION_POLICY)
+  caches_[settings_namespace::MANAGED] =
+      new ManagedValueStoreCache(
+          browser_context_,
+          factory,
+          observers_);
+#endif
 }
 
 SettingsFrontend::~SettingsFrontend() {