Update pub's isolate load error parsing code.

Update pub's isolate load error parsing code.

The VM's isolate load error messages changed so we need to change our
parsing.

R=hausner@google.com, rnystrom@google.com

Committed: https://code.google.com/p/dart/source/detail?r=36600

[hausner, 2014-05-23 23:20:34]

LGTM. I hope it's a simple as that.

Thank you very much!

https://codereview.chromium.org/288983011/diff/1/sdk/lib/_internal/pub/lib/sr...
File sdk/lib/_internal/pub/lib/src/barback/load_transformers.dart (left):

https://codereview.chromium.org/288983011/diff/1/sdk/lib/_internal/pub/lib/sr...
sdk/lib/_internal/pub/lib/src/barback/load_transformers.dart:58: if (error is!
CrossIsolateException) throw error;
I thought that the type of error is not CrossIsolateException and it gets
rethrown here, but I may be wrong.

[nweiz, 2014-05-23 23:22:05]

https://codereview.chromium.org/288983011/diff/1/sdk/lib/_internal/pub/lib/sr...
File sdk/lib/_internal/pub/lib/src/barback/load_transformers.dart (left):

https://codereview.chromium.org/288983011/diff/1/sdk/lib/_internal/pub/lib/sr...
sdk/lib/_internal/pub/lib/src/barback/load_transformers.dart:58: if (error is!
CrossIsolateException) throw error;
On 2014/05/23 23:20:34, hausner wrote:
> I thought that the type of error is not CrossIsolateException and it gets
> rethrown here, but I may be wrong.

No, everything in the foreign isolate is translated to a CrossIsolateException.
Its toString() looks like the original exception, though, which may have
confused you.

[hausner, 2014-05-23 23:23:40]

The more you know...

[Bob Nystrom, 2014-05-24 00:11:17]

lgtm

[nweiz, 2014-05-24 00:12:51]

Committed patchset #1 manually as r36600 (presubmit successful).