2011-06-03 Chris Rogers <crogers@google.com>

2011-06-03  Chris Rogers  <crogers@google.com>

        Reviewed by Kenneth Russell.

        Allow existing AudioParams to use scheduled parameter changes
        https://bugs.webkit.org/show_bug.cgi?id=62046

        No new tests since audio API is not yet implemented.

        * platform/audio/AudioBus.cpp:
        (WebCore::AudioBus::processWithGainFrom):
        (WebCore::AudioBus::copyWithSampleAccurateGainValuesFrom):
        * platform/audio/AudioBus.h:
        * webaudio/AudioBufferSourceNode.cpp:
        (WebCore::AudioBufferSourceNode::AudioBufferSourceNode):
        * webaudio/AudioGainNode.cpp:
        (WebCore::AudioGainNode::AudioGainNode):
        (WebCore::AudioGainNode::process):
        * webaudio/AudioGainNode.h:
        * webaudio/HighPass2FilterNode.cpp:
        (WebCore::HighPass2FilterNode::HighPass2FilterNode):
        * webaudio/LowPass2FilterNode.cpp:
        (WebCore::LowPass2FilterNode::LowPass2FilterNode):

git-svn-id: https://svn.webkit.org/repository/webkit/trunk@88074 268f45cc-cd09-0410-ab3c-d52691b4dbfc