and turn it on for Qt only.

Reviewed by Simon Fraser.

* wtf/Platform.h:

WebCore: When enabling Web Widgets, add support for the view-mode media
feature (http://www.w3.org/TR/widgets-vmmf/).

Reviewed by Simon Fraser.

Test: fast/media/media-feature-wgt-view-mode.html

* css/CSSValueKeywords.in:
* css/MediaFeatureNames.h:
* css/MediaQueryEvaluator.cpp:
(WebCore::view_modeMediaFeatureEval):
* page/ChromeClient.h:
(WebCore::ChromeClient::isDocked):
(WebCore::ChromeClient::isFloating):
(WebCore::ChromeClient::isApplication):
(WebCore::ChromeClient::isFullscreen):

WebKit/qt: Add an internal Qt API for changing the view mode media feature
(http://www.w3.org/TR/widgets-vmmf/).

Reviewed by Simon Fraser.

* Api/qwebpage.cpp:
(qt_wrt_setViewMode):
(QWebPagePrivate::priv):
* Api/qwebpage_p.h:
* WebCoreSupport/ChromeClientQt.cpp:
(WebCore::ChromeClientQt::isDocked):
(WebCore::ChromeClientQt::isFloating):
(WebCore::ChromeClientQt::isApplication):
(WebCore::ChromeClientQt::isFullscreen):
* WebCoreSupport/ChromeClientQt.h:

WebKitTools: Add hooks to the Qt DRT for testing the view mode media feature.

Reviewed by Simon Fraser.

* DumpRenderTree/qt/LayoutTestControllerQt.cpp:
(LayoutTestController::setViewModeMediaFeature):
* DumpRenderTree/qt/LayoutTestControllerQt.h:

LayoutTests: Add a test and an expected result for the Widgets 1.0: View Mode
Media Feature (http://www.w3.org/TR/widgets-vmmf/).

Reviewed by Simon Fraser.

Skip on all other platforms than Qt, that has Skipped files.

* fast/media/media-feature-wgt-view-mode.html: Added.
* fast/media/media-feature-wgt-view-mode-expected.txt: Added.
* platform/gtk/Skipped:
* platform/mac/Skipped:
* platform/win/Skipped:

git-svn-id: http://svn.webkit.org/repository/webkit/trunk@56740 268f45cc-cd09-0410-ab3c-d52691b4dbfc