2014-02-21  Sharath Kamath  <s.kamath@samsung.com>

        Rename isValidPitchForArrayBufferView to more valid name.

        Fixed #460

        Reviewed by Antonio.

        isValidPitchForArrayBufferView() validates if the size of data chunk
        being accessed is valid for the ArrayBufferView.
        Renaming it to isValidDataSizeForArrayBufferView().

        * Modules/webcl/WebCLCommandQueue.cpp:
        (WebCore::WebCLCommandQueue::enqueueWriteBuffer):
        (WebCore::WebCLCommandQueue::enqueueWriteBufferRect):
        (WebCore::WebCLCommandQueue::enqueueReadBuffer):
        (WebCore::WebCLCommandQueue::enqueueReadImage):
        (WebCore::WebCLCommandQueue::enqueueReadBufferRect):
        (WebCore::WebCLCommandQueue::enqueueWriteImage):
        * Modules/webcl/WebCLInputChecker.cpp:
        (WebCore::WebCLInputChecker::isValidDataSizeForArrayBufferView):
        * Modules/webcl/WebCLInputChecker.h: