You have to call setHasLoadedFieldsFromExternalStorage AFTER calling the field_begin that starts the copy or it won't do anything.
You have to call setHasLoadedFieldsFromExternalStorage AFTER calling
the field_begin that starts the copy or it won't do anything.

This causes failures, but only in complex apps, I haven't found
a reduced test case for this yet. 

<rdar://problem/21951798>


git-svn-id: 4c4cc70b1ef44ba2b7963015e681894188cea27e@268467 91177308-0d34-0410-b5e6-96231b3b80d8

apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb,apple/swift-lldb