Revert 183709

Revert 183709
> Added unit tests for the Dart Chrome.* API wrappers, testing the Dart output mode from JSON Schema Compiler.
> 
> The physical tests I've added are initial dummies - kalman, please take a look at the *structure* of the test setup. It feels like there is a lot of repetition of test names, but I like using python's unittest framework so it runs as a presubmit check. Any hints?
> 
> I have a lot more tests I'd like to add.
> 
> Note that there needs to be functionality to disable tests, e.g. there will need to be some tests that will fail from the IDL return value type bug (https://code.google.com/p/chromium/issues/detail?id=170837).
> 
> Thanks,
> 
> Sasha
> 
> Review URL: https://chromiumcodereview.appspot.com/12218151

TBR=sashab@chromium.org
Committed: https://src.chromium.org/viewvc/chrome?view=rev&revision=183751

[nhiroki, 2013-02-21 05:50:54]

Committed patchset #1 manually as r183751.