Remove mojo::Array.

components/filesystem/public/cpp/prefs/filesystem_json_pref_store.cc

Index: components/filesystem/public/cpp/prefs/filesystem_json_pref_store.cc
diff --git a/components/filesystem/public/cpp/prefs/filesystem_json_pref_store.cc b/components/filesystem/public/cpp/prefs/filesystem_json_pref_store.cc
index 279be382fe2a7018379fdb38019c5fa7f41a84e0..25cf238d62941c4602ff0705d87ecaab4de23bbb 100644
--- a/components/filesystem/public/cpp/prefs/filesystem_json_pref_store.cc
+++ b/components/filesystem/public/cpp/prefs/filesystem_json_pref_store.cc
@@ -23,7 +23,6 @@
 #include "base/time/default_clock.h"
 #include "base/values.h"
 #include "components/prefs/pref_filter.h"
-#include "mojo/common/common_type_converters.h"
 
 namespace filesystem {
 
@@ -366,8 +365,7 @@ void FilesystemJsonPrefStore::OnTempFileWriteStart() {
   serializer.Serialize(*prefs_);
 
   directory_->WriteFile(
-      "tmp",
-      mojo::Array<uint8_t>::From(output),
+      "tmp", std::vector<uint8_t>(output.begin(), output.end()),
       Bind(&FilesystemJsonPrefStore::OnTempFileWrite, AsWeakPtr()));
 }