2010-09-14 Chris Rogers <crogers@google.com>

      Reviewed by Kenneth Russell.

        audio engine: add AudioFileReader files (Mac implementation)
        https://bugs.webkit.org/show_bug.cgi?id=36475

        No new tests since audio API is not yet implemented.

        * platform/audio/AudioFileReader.h: Added.
        * platform/audio/mac/AudioFileReaderMac.cpp: Added.
        (WebCore::createAudioBufferList):
        (WebCore::destroyAudioBufferList):
        (WebCore::AudioFileReader::AudioFileReader):
        (WebCore::AudioFileReader::~AudioFileReader):
        (WebCore::AudioFileReader::readProc):
        (WebCore::AudioFileReader::getSizeProc):
        (WebCore::AudioFileReader::createBus):
        (WebCore::createBusFromAudioFile):
        (WebCore::createBusFromInMemoryAudioFile):
        * platform/audio/mac/AudioFileReaderMac.h: Added.
        (WebCore::AudioFileReader::data):
        (WebCore::AudioFileReader::dataSize):

git-svn-id: svn://svn.chromium.org/blink/trunk@67530 bbb929c8-8fbe-4397-9dbb-9b2b20218538