2013-05-08  Sharath Kamath  <s.kamath@samsung.com>

        createCommandQueue() needs to validate properties sent.
        Issue #181

        Reviewed by Antonio.

        No new tests.

        * Modules/webcl/WebCLContext.h:
        (WebCore::WebCLContext::createCommandQueueBase):
        * Modules/webcl/WebCLInputChecker.cpp:
        (WebCore::WebCLInputChecker::isValidCommandQueueProperty):
        (WebCLInputChecker):
        * Modules/webcl/WebCLInputChecker.h:
        (WebCLInputChecker):