https://bugs.webkit.org/show_bug.cgi?id=112827

Reviewed by Stephen Chenney.

Convert LightSource setters to dynamic dispatch. This allows us to remove LightSource.cpp
altogether.

No new tests: refactoring only.

* CMakeLists.txt:
* GNUmakefile.list.am:
* Target.pri:
* WebCore.gypi:
* WebCore.vcproj/WebCore.vcproj:
* WebCore.vcxproj/WebCore.vcxproj:
* WebCore.vcxproj/WebCore.vcxproj.filters:
* WebCore.xcodeproj/project.pbxproj:
* platform/graphics/filters/DistantLightSource.h:
(DistantLightSource):
* platform/graphics/filters/LightSource.cpp: Removed.
* platform/graphics/filters/LightSource.h:
(WebCore::LightSource::setAzimuth):
(WebCore::LightSource::setElevation):
(WebCore::LightSource::setX):
(WebCore::LightSource::setY):
(WebCore::LightSource::setZ):
(WebCore::LightSource::setPointsAtX):
(WebCore::LightSource::setPointsAtY):
(WebCore::LightSource::setPointsAtZ):
(WebCore::LightSource::setSpecularExponent):
(WebCore::LightSource::setLimitingConeAngle):
* platform/graphics/filters/PointLightSource.h:
(PointLightSource):
* platform/graphics/filters/SpotLightSource.h:
(SpotLightSource):


git-svn-id: http://svn.webkit.org/repository/webkit/trunk@146503 268f45cc-cd09-0410-ab3c-d52691b4dbfc