https://bugs.webkit.org/show_bug.cgi?id=72870

Reviewed by Xan Lopez.

Source/WebKit/gtk:

Change the settings value through DumpRenderTreeSupportGtk, because we do not
want to expose this as a public API.

* WebCoreSupport/DumpRenderTreeSupportGtk.cpp:
(DumpRenderTreeSupportGtk::setHixie76WebSocketProtocolEnabled):
Change the value of a flag in WebCore::Settings.
* WebCoreSupport/DumpRenderTreeSupportGtk.h:

Tools:

* DumpRenderTree/gtk/DumpRenderTree.cpp:
(resetDefaultsToConsistentValues):
Reset the setting value to the default value (true).
* DumpRenderTree/gtk/LayoutTestControllerGtk.cpp:
(LayoutTestController::overridePreference):
Change the setting value through a function in DumpRenderTreeSupportGtk.

LayoutTests:

* platform/gtk/Skipped:
Unskip WebSocket hybi tests. Skip two tests using FileSystem API, which is not yet
supported in GTK port.


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@100978 268f45cc-cd09-0410-ab3c-d52691b4dbfc