dart2js: Ensure that typevariables of superclasses are also emitted.

dart2js: Do not emit type metadata for fields declared in non-reflectable classes.

BUG=
R=karlklose@google.com, zarah@google.com

Committed: https://github.com/dart-lang/sdk/commit/67537ffbd7657bf8e679f8d677d658d096e5c7af

Reverted: https://github.com/dart-lang/sdk/commit/6cc3bd11240dae61efdbfae2bdc6ceffc0314c34

Committed: https://github.com/dart-lang/sdk/commit/a1b630641e86eb862bbec1d4b84ce8c2eb9d6f65

Reverted: https://github.com/dart-lang/sdk/commit/5af9221e1b1104d0fcb5f51cf9d9e042be0633b8

Committed: https://github.com/dart-lang/sdk/commit/e4255659dddd6e733c51318745c72582c7f43e06

[zarah, 2015-06-04 08:40:00]

LGTM!

[karlklose, 2015-06-04 09:31:40]

On 2015/06/04 08:40:00, zarah wrote:
> LGTM!

DBC: is there any way to test this?

[herhut, 2015-06-04 12:37:49]

PTAL

[karlklose, 2015-06-04 13:01:22]

karlklose@google.com changed reviewers:
+ karlklose@google.com

[karlklose, 2015-06-04 13:01:23]

LGTM.

[herhut, 2015-06-08 09:27:27]

Committed patchset #2 (id:20001) manually as
67537ffbd7657bf8e679f8d677d658d096e5c7af (presubmit successful).

[herhut, 2015-06-08 10:46:28]

PTAL.

I had to revert as top-level fields have no enclosing class.

[zarah, 2015-06-08 10:52:53]

LGTM

[herhut, 2015-06-08 10:54:00]

Committed patchset #3 (id:40001) manually as
a1b630641e86eb862bbec1d4b84ce8c2eb9d6f65 (presubmit successful).

[herhut, 2015-06-08 13:04:43]

I had to revert again. I know have added support for partially reflectable
fields to the reflection parser.

[karlklose, 2015-06-08 13:33:30]

LGTM.

[herhut, 2015-06-08 13:35:35]

Committed patchset #5 (id:80001) manually as
e4255659dddd6e733c51318745c72582c7f43e06 (presubmit successful).