Remove dead code related to Web Audio doppler effects

third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp

Index: third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp
diff --git a/third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp b/third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp
index 0dceaa90165c3a8b09ab9765a3bb3ef32369de66..421d51a2b9eb41e1dd7ba6b1e09ea4e55ffe28c9 100644
--- a/third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp
+++ b/third_party/WebKit/Source/modules/webaudio/AudioBufferSourceNode.cpp
@@ -79,7 +79,6 @@ PassRefPtr<AudioBufferSourceHandler> AudioBufferSourceHandler::create(AudioNode&
 
 AudioBufferSourceHandler::~AudioBufferSourceHandler()
 {
-    clearPannerNode();
     uninitialize();
 }
 
@@ -507,10 +506,6 @@ void AudioBufferSourceHandler::startSource(double when, double grainOffset, doub
 
 double AudioBufferSourceHandler::computePlaybackRate()
 {
-    double dopplerRate = 1;
-    if (m_pannerNode)
-        dopplerRate = m_pannerNode->dopplerRate();
-
     // Incorporate buffer's sample-rate versus AbstractAudioContext's sample-rate.
     // Normally it's not an issue because buffers are loaded at the
     // AbstractAudioContext's sample-rate, but we can handle it in any case.
@@ -524,7 +519,7 @@ double AudioBufferSourceHandler::computePlaybackRate()
     // AudioSummingJunction from m_playbackRate AudioParam.
     double basePlaybackRate = m_playbackRate->finalValue();
 
-    double finalPlaybackRate = dopplerRate * sampleRateFactor * basePlaybackRate;
+    double finalPlaybackRate = sampleRateFactor * basePlaybackRate;
 
     // Take the detune value into account for the final playback rate.
     finalPlaybackRate *= pow(2, m_detune->finalValue() / 1200);
@@ -550,26 +545,6 @@ bool AudioBufferSourceHandler::propagatesSilence() const
     return !isPlayingOrScheduled() || hasFinished() || !m_buffer;
 }
 
-void AudioBufferSourceHandler::setPannerNode(PannerHandler* pannerNode)
-{
-    if (m_pannerNode != pannerNode && !hasFinished()) {
-        RefPtr<PannerHandler> oldPannerNode(m_pannerNode.release());
-        m_pannerNode = pannerNode;
-        if (pannerNode)
-            pannerNode->makeConnection();
-        if (oldPannerNode)
-            oldPannerNode->breakConnection();
-    }
-}
-
-void AudioBufferSourceHandler::clearPannerNode()
-{
-    if (m_pannerNode) {
-        m_pannerNode->breakConnection();
-        m_pannerNode.clear();
-    }
-}
-
 void AudioBufferSourceHandler::handleStoppableSourceNode()
 {
     // If the source node is not looping, and we have a buffer, we can determine when the source
@@ -606,13 +581,6 @@ void AudioBufferSourceHandler::handleStoppableSourceNode()
     }
 }
 
-void AudioBufferSourceHandler::finish()
-{
-    clearPannerNode();
-    ASSERT(!m_pannerNode);
-    AudioScheduledSourceHandler::finish();
-}
-
 // ----------------------------------------------------------------
 AudioBufferSourceNode::AudioBufferSourceNode(AbstractAudioContext& context, float sampleRate)
     : AudioScheduledSourceNode(context)
@@ -710,4 +678,3 @@ void AudioBufferSourceNode::start(double when, double grainOffset, double grainD
 }
 
 } // namespace blink
-