[Sync] Rename syncable_prefs to sync_preferences.

chrome/browser/BUILD.gn

Index: chrome/browser/BUILD.gn
diff --git a/chrome/browser/BUILD.gn b/chrome/browser/BUILD.gn
index 8e0182053b91fc9367c27012bf77db735966eba0..d9e0de941c90f540b672d67de9322d0689ab4bbc 100644
--- a/chrome/browser/BUILD.gn
+++ b/chrome/browser/BUILD.gn
@@ -1388,8 +1388,8 @@ split_static_library("browser") {
     "//components/supervised_user_error_page",
     "//components/sync",
     "//components/sync_bookmarks",
+    "//components/sync_preferences",
     "//components/sync_sessions",
-    "//components/syncable_prefs",
     "//components/task_scheduler_util",
     "//components/tracing:startup_tracing",
     "//components/translate/content/browser",
@@ -4152,7 +4152,7 @@ static_library("test_support") {
     "//components/sessions:test_support",
     "//components/subresource_filter/core/browser:test_support",
     "//components/subresource_filter/core/common:test_support",
-    "//components/syncable_prefs:test_support",
+    "//components/sync_preferences:test_support",
     "//components/user_prefs/tracked:user_prefs_tracked_test_support",
     "//content/test:test_support",
     "//google_apis:test_support",