Remove ENABLE_SVG_FOREIGN_OBJECT as it is a required part of HTML5

Remove ENABLE_SVG_FOREIGN_OBJECT as it is a required part of HTML5
https://bugs.webkit.org/show_bug.cgi?id=68018

Reviewed by Ryosuke Niwa.

.:

* Source/cmake/OptionsEfl.cmake:
* Source/cmake/OptionsWinCE.cmake:
* Source/cmakeconfig.h.cmake:
* configure.ac:

Source/JavaScriptCore:

* Configurations/FeatureDefines.xcconfig:

Source/WebCore:

* Configurations/FeatureDefines.xcconfig:
* DerivedSources.make:
* GNUmakefile.am:
* WebCore.exp.in:
* dom/DOMImplementation.cpp:
(WebCore::isSVG10Feature):
(WebCore::isSVG11Feature):
* dom/Text.cpp:
(WebCore::Text::createRenderer):
* features.pri:
* page/DOMWindow.idl:
* rendering/svg/RenderSVGForeignObject.cpp:
* rendering/svg/RenderSVGForeignObject.h:
* svg/SVGAnimateMotionElement.cpp:
(WebCore::SVGAnimateMotionElement::hasValidAttributeType):
* svg/SVGForeignObjectElement.cpp:
* svg/SVGForeignObjectElement.h:
* svg/SVGForeignObjectElement.idl:
* svg/SVGLocatable.cpp:
(WebCore::isViewportElement):
* svg/SVGSVGElement.cpp:
(WebCore::SVGSVGElement::isOutermostSVG):
* svg/SVGUseElement.cpp:
(WebCore::isDisallowedElement):
(WebCore::SVGUseElement::associateInstancesWithShadowTreeElements):
* svg/svgtags.in:

Source/WebKit/chromium:

* features.gypi:

Source/WebKit/mac:

* Configurations/FeatureDefines.xcconfig:

Source/WebKit2:

* Configurations/FeatureDefines.xcconfig:

Tools:

* Scripts/build-webkit:
* waf/build/settings.py:

WebKitLibraries:

* win/tools/vsprops/FeatureDefines.vsprops:
* win/tools/vsprops/FeatureDefinesCairo.vsprops:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@95040 268f45cc-cd09-0410-ab3c-d52691b4dbfc