Otherwise, with one of type long, we'd need to set that to default as
well, defaults are per type. Visible in a dbgutil build terminal output
when the locale is selected in the number formatter dialog for the first
time:

SvNumberFormatter::ImpAdjustFormatCodeDefault: no long type default
XML locale data FormatElement group of: ScientificFormatskey1
ja-JP requested
ja-JP loaded

SvNumberFormatter::ImpAdjustFormatCodeDefault: no long type default
XML locale data FormatElement group of: ScientificFormatskey1
ko-KR requested
ko-KR loaded

Change-Id: I3e445fff3ca2dd834bd19c609a2ee2f68e704093