Move webaudio to oilpan

Source/modules/webaudio/OscillatorNode.cpp

Index: Source/modules/webaudio/OscillatorNode.cpp
diff --git a/Source/modules/webaudio/OscillatorNode.cpp b/Source/modules/webaudio/OscillatorNode.cpp
index a2d95dcb4a3508320a64deda6a12e2f669a2c7b4..ab6d6a7dfd37ea27789732eb0e6a901199f93043 100644
--- a/Source/modules/webaudio/OscillatorNode.cpp
+++ b/Source/modules/webaudio/OscillatorNode.cpp
@@ -43,9 +43,9 @@ namespace WebCore {
 
 using namespace VectorMath;
 
-PassRefPtr<OscillatorNode> OscillatorNode::create(AudioContext* context, float sampleRate)
+PassRefPtrWillBeRawPtr<OscillatorNode> OscillatorNode::create(AudioContext* context, float sampleRate)
 {
-    return adoptRef(new OscillatorNode(context, sampleRate));
+    return adoptRefWillBeNoop(new OscillatorNode(context, sampleRate));
 }
 
 OscillatorNode::OscillatorNode(AudioContext* context, float sampleRate)
@@ -118,23 +118,39 @@ bool OscillatorNode::setType(unsigned type)
 
     switch (type) {
     case SINE: {
+#if !ENABLE(OILPAN)

[Mads Ager (chromium), 2014/03/20 08:33:28]

We should get rid of this. We don't want to create a new one here every time
with Oilpan. If PeriodicWave is in the heap this just needs to be a static
Persistent to the PeriodicWave which we can then use.

[keishi, 2014/03/27 07:39:37]

Done.

         DEFINE_STATIC_REF(PeriodicWave, periodicWaveSine, (PeriodicWave::createSine(sampleRate)));
         periodicWave = periodicWaveSine;
+#else
+        periodicWave = PeriodicWave::createSine(sampleRate);
+#endif
         break;
     }
     case SQUARE: {
+#if !ENABLE(OILPAN)
         DEFINE_STATIC_REF(PeriodicWave, periodicWaveSquare, (PeriodicWave::createSquare(sampleRate)));
         periodicWave = periodicWaveSquare;
+#else
+        periodicWave = PeriodicWave::createSquare(sampleRate);
+#endif
         break;
     }
     case SAWTOOTH: {
+#if !ENABLE(OILPAN)
         DEFINE_STATIC_REF(PeriodicWave, periodicWaveSawtooth, (PeriodicWave::createSawtooth(sampleRate)));
         periodicWave = periodicWaveSawtooth;
+#else
+        periodicWave = PeriodicWave::createSawtooth(sampleRate);
+#endif
         break;
     }
     case TRIANGLE: {
+#if !ENABLE(OILPAN)
         DEFINE_STATIC_REF(PeriodicWave, periodicWaveTriangle, (PeriodicWave::createTriangle(sampleRate)));
         periodicWave = periodicWaveTriangle;
+#else
+        periodicWave = PeriodicWave::createTriangle(sampleRate);
+#endif
         break;
     }
     case CUSTOM:
@@ -343,6 +359,14 @@ bool OscillatorNode::propagatesSilence() const
     return !isPlayingOrScheduled() || hasFinished() || !m_periodicWave.get();
 }
 
+void OscillatorNode::trace(Visitor* visitor)
+{
+    visitor->trace(m_frequency);
+    visitor->trace(m_detune);
+    visitor->trace(m_periodicWave);
+    AudioNode::trace(visitor);
+}
+
 } // namespace WebCore
 
 #endif // ENABLE(WEB_AUDIO)