[WebGL2] Create empty interface files for new WebGL2 objects.

[WebGL2] Create empty interface files for new WebGL2 objects.
https://bugs.webkit.org/show_bug.cgi?id=140779.
<rdar://problem/15002288>

Reviewed by Dean Jackson.

* CMakeLists.txt:
* DerivedSources.cpp:
* DerivedSources.make:
* WebCore.vcxproj/WebCore.vcxproj:
* WebCore.vcxproj/WebCore.vcxproj.filters:
* WebCore.xcodeproj/project.pbxproj:
* html/canvas/WebGLQuery.cpp: Added.
(WebCore::WebGLQuery::create):
(WebCore::WebGLQuery::~WebGLQuery):
(WebCore::WebGLQuery::WebGLQuery):
(WebCore::WebGLQuery::deleteObjectImpl):
* html/canvas/WebGLQuery.h: Added.
* html/canvas/WebGLQuery.idl: Added.
* html/canvas/WebGLSampler.cpp: Added.
(WebCore::WebGLSampler::create):
(WebCore::WebGLSampler::~WebGLSampler):
(WebCore::WebGLSampler::WebGLSampler):
(WebCore::WebGLSampler::deleteObjectImpl):
* html/canvas/WebGLSampler.h: Added.
* html/canvas/WebGLSampler.idl: Added.
* html/canvas/WebGLSharedObject.h:
(WebCore::WebGLSharedObject::isQuery):
(WebCore::WebGLSharedObject::isSampler):
(WebCore::WebGLSharedObject::isSync):
(WebCore::WebGLSharedObject::isTransformFeedback):
(WebCore::WebGLSharedObject::isVertexArrayObject):
* html/canvas/WebGLSync.cpp: Added.
(WebCore::WebGLSync::create):
(WebCore::WebGLSync::~WebGLSync):
(WebCore::WebGLSync::WebGLSync):
(WebCore::WebGLSync::deleteObjectImpl):
* html/canvas/WebGLSync.h: Added.
* html/canvas/WebGLSync.idl: Added.
* html/canvas/WebGLTransformFeedback.cpp: Added.
(WebCore::WebGLTransformFeedback::create):
(WebCore::WebGLTransformFeedback::~WebGLTransformFeedback):
(WebCore::WebGLTransformFeedback::WebGLTransformFeedback):
(WebCore::WebGLTransformFeedback::deleteObjectImpl):
* html/canvas/WebGLTransformFeedback.h: Added.
* html/canvas/WebGLTransformFeedback.idl: Added.
* html/canvas/WebGLVertexArrayObject.cpp: Added.
(WebCore::WebGLVertexArrayObject::create):
(WebCore::WebGLVertexArrayObject::~WebGLVertexArrayObject):
(WebCore::WebGLVertexArrayObject::WebGLVertexArrayObject):
(WebCore::WebGLVertexArrayObject::deleteObjectImpl):
* html/canvas/WebGLVertexArrayObject.h: Added.
* html/canvas/WebGLVertexArrayObject.idl: Added.
* platform/mac-mavericks/js/dom/global-constructors-attributes-expected.txt:
* platform/mac-mountainlion/js/dom/global-constructors-attributes-expected.txt:
* platform/mac/js/dom/global-constructors-attributes-expected.txt:

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@178963 268f45cc-cd09-0410-ab3c-d52691b4dbfc