[GTK] [EFL] Avoid running mediastream tests by default until we compile by default

[GTK] [EFL] Avoid running mediastream tests by default until we compile by default
https://bugs.webkit.org/show_bug.cgi?id=153540

Reviewed by Philippe Normand.

After bumping gstreamer to 1.6.3 in r196804 we can enable again
Tools:

compilation of mediastream and running the tests.

* Scripts/run-gtk-tests:
(TestRunner): Enable again the UserMedia API test.
* Scripts/webkitperl/FeatureList.pm: Enable the compilation of the
mediastream by default.
* gtk/jhbuild-webrtc.modules: Removed the specific jhbuild modules
file.
* gtk/jhbuild.modules: Bumped the openwebrtc version to the one we
are currently using.

LayoutTests:

compilation of mediastream and running the tests. We have updated
the expectations accordingly.

* platform/efl/TestExpectations:
* platform/gtk/TestExpectations:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@197752 268f45cc-cd09-0410-ab3c-d52691b4dbfc