Soup HTTP backend does not send Content-Length in certain cases

Soup HTTP backend does not send Content-Length in certain cases
https://bugs.webkit.org/show_bug.cgi?id=82036

Patch by Dominik Röttsches <dominik.rottsches@linux.intel.com> on 2012-04-03
Reviewed by Gustavo Noronha Silva.

Source/WebCore:

Telling soup explicitly when to send content-length header
in POST & PUT cases in order to align with e.g. Chromium and FF.

No new tests, already covered by *methods*.html in
http/tests/xmlhttprequest/.

* platform/network/soup/ResourceHandleSoup.cpp:
(WebCore::startHTTPRequest): Special handling for POST & PUT.

LayoutTests:

Rebaselining and unskipping relevant tests for EFL.
Rebaselining POST and PUT cases for GTK.

* platform/efl/Skipped:
* platform/efl/http/tests/xmlhttprequest/methods-async-expected.txt: Copied from LayoutTests/platform/gtk/http/tests/xmlhttprequest/methods-async-expected.txt.
* platform/efl/http/tests/xmlhttprequest/methods-expected.txt: Copied from LayoutTests/platform/gtk/http/tests/xmlhttprequest/methods-expected.txt.
* platform/efl/http/tests/xmlhttprequest/workers/methods-async-expected.txt: Copied from LayoutTests/platform/gtk/http/tests/xmlhttprequest/workers/methods-async-expected.txt.
* platform/efl/http/tests/xmlhttprequest/workers/methods-expected.txt: Copied from LayoutTests/platform/gtk/http/tests/xmlhttprequest/workers/methods-expected.txt.
* platform/efl/http/tests/xmlhttprequest/workers/shared-worker-methods-async-expected.txt: Copied from LayoutTests/platform/gtk/http/tests/xmlhttprequest/workers/shared-worker-methods-async-expected.txt.
* platform/efl/http/tests/xmlhttprequest/workers/shared-worker-methods-expected.txt: Copied from LayoutTests/platform/gtk/http/tests/xmlhttprequest/workers/shared-worker-methods-expected.txt.
* platform/gtk/http/tests/xmlhttprequest/methods-async-expected.txt:
* platform/gtk/http/tests/xmlhttprequest/methods-expected.txt:
* platform/gtk/http/tests/xmlhttprequest/workers/methods-async-expected.txt:
* platform/gtk/http/tests/xmlhttprequest/workers/methods-expected.txt:
* platform/gtk/http/tests/xmlhttprequest/workers/shared-worker-methods-async-expected.txt:
* platform/gtk/http/tests/xmlhttprequest/workers/shared-worker-methods-expected.txt:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@113019 268f45cc-cd09-0410-ab3c-d52691b4dbfc