Use UTF8-decoding for headers in mime multipart parser.

Use UTF8-decoding for headers in mime multipart parser.

BUG=http://code.google.com/p/dart/issues/detail?id=14303
R=sgjesse@google.com

Committed: https://code.google.com/p/dart/source/detail?r=29526

[Søren Gjesse, 2013-10-30 10:08:08]

lgtm

https://codereview.chromium.org/48403004/diff/1/pkg/mime/lib/src/mime_multipa...
File pkg/mime/lib/src/mime_multipart_transformer.dart (right):

https://codereview.chromium.org/48403004/diff/1/pkg/mime/lib/src/mime_multipa...
pkg/mime/lib/src/mime_multipart_transformer.dart:292: String headerField =
UTF8.decode(_headerField);
Should there be a way of configuring this?

[Anders Johnsen, 2013-10-30 10:34:03]

https://codereview.chromium.org/48403004/diff/1/pkg/mime/lib/src/mime_multipa...
File pkg/mime/lib/src/mime_multipart_transformer.dart (right):

https://codereview.chromium.org/48403004/diff/1/pkg/mime/lib/src/mime_multipa...
pkg/mime/lib/src/mime_multipart_transformer.dart:292: String headerField =
UTF8.decode(_headerField);
On 2013/10/30 10:08:09, Søren Gjesse wrote:
> Should there be a way of configuring this?

I don't think so. The only behavior I've seen has been either ASCII or UTF8. I
think it's safer to trow an exception when we get odd headers.

[Anders Johnsen, 2013-10-30 10:34:18]

Committed patchset #1 manually as r29526 (presubmit successful).