2011-03-24 Chris Rogers <crogers@google.com>

2011-03-24  Chris Rogers  <crogers@google.com>

        Reviewed by Kenneth Russell.

        web audio: Properly sample-rate convert audio assets in chromium port
        https://bugs.webkit.org/show_bug.cgi?id=56980

        No new tests since audio API is not yet implemented.

        * WebCore.gypi:
        * platform/audio/AudioBus.cpp:
        (WebCore::AudioBus::createBySampleRateConverting):
        (WebCore::AudioBus::createByMixingToMono):
        * platform/audio/AudioBus.h:
        * platform/audio/HRTFKernel.cpp:
        (WebCore::extractAverageGroupDelay):
        (WebCore::HRTFKernel::HRTFKernel):
        * platform/audio/SincResampler.cpp:
        * platform/audio/chromium/AudioBusChromium.cpp:
        (WebCore::AudioBus::loadPlatformResource):
        (WebCore::createBusFromInMemoryAudioFile):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@81931 268f45cc-cd09-0410-ab3c-d52691b4dbfc