[Sync] Move SyncPrefs into sync_driver component

chrome/browser/sync/glue/sync_backend_host_impl.cc

Index: chrome/browser/sync/glue/sync_backend_host_impl.cc
diff --git a/chrome/browser/sync/glue/sync_backend_host_impl.cc b/chrome/browser/sync/glue/sync_backend_host_impl.cc
index 8a9a3bfb6d49d65398ff274c47ca4af6142db025..f5b2f6e4677bd94d023ecfdecf7e661a4757a5a9 100644
--- a/chrome/browser/sync/glue/sync_backend_host_impl.cc
+++ b/chrome/browser/sync/glue/sync_backend_host_impl.cc
@@ -12,9 +12,9 @@
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/sync/glue/sync_backend_host_core.h"
 #include "chrome/browser/sync/glue/sync_backend_registrar.h"
-#include "chrome/browser/sync/sync_prefs.h"
 #include "chrome/common/chrome_switches.h"
 #include "components/sync_driver/sync_frontend.h"
+#include "components/sync_driver/sync_prefs.h"
 #include "content/public/browser/browser_thread.h"
 #include "content/public/browser/notification_details.h"
 #include "content/public/browser/notification_source.h"
@@ -46,7 +46,7 @@ namespace browser_sync {
 SyncBackendHostImpl::SyncBackendHostImpl(
     const std::string& name,
     Profile* profile,
-    const base::WeakPtr<SyncPrefs>& sync_prefs)
+    const base::WeakPtr<sync_driver::SyncPrefs>& sync_prefs)
     : frontend_loop_(base::MessageLoop::current()),
       profile_(profile),
       name_(name),