Tried to move AudioSummingJuction to oilpan

Source/modules/webaudio/ChannelSplitterNode.cpp

Index: Source/modules/webaudio/ChannelSplitterNode.cpp
diff --git a/Source/modules/webaudio/ChannelSplitterNode.cpp b/Source/modules/webaudio/ChannelSplitterNode.cpp
index a279b329326e1a2185a1cccb7fe3c7023530d790..08363ff809e245c7fb871361e0f9b0802b37fedb 100644
--- a/Source/modules/webaudio/ChannelSplitterNode.cpp
+++ b/Source/modules/webaudio/ChannelSplitterNode.cpp
@@ -34,19 +34,19 @@
 
 namespace WebCore {
 
-PassRefPtr<ChannelSplitterNode> ChannelSplitterNode::create(AudioContext* context, float sampleRate, unsigned numberOfOutputs)
+PassRefPtrWillBeRawPtr<ChannelSplitterNode> ChannelSplitterNode::create(AudioContext* context, float sampleRate, unsigned numberOfOutputs)
 {
     if (!numberOfOutputs || numberOfOutputs > AudioContext::maxNumberOfChannels())
         return nullptr;
 
-    return adoptRef(new ChannelSplitterNode(context, sampleRate, numberOfOutputs));
+    return adoptRefWillBeNoop(new ChannelSplitterNode(context, sampleRate, numberOfOutputs));
 }
 
 ChannelSplitterNode::ChannelSplitterNode(AudioContext* context, float sampleRate, unsigned numberOfOutputs)
     : AudioNode(context, sampleRate)
 {
     ScriptWrappable::init(this);
-    addInput(adoptPtr(new AudioNodeInput(this)));
+    addInput(adoptPtrWillBeNoop(new AudioNodeInput(this)));
 
     // Create a fixed number of outputs (able to handle the maximum number of channels fed to an input).
     for (unsigned i = 0; i < numberOfOutputs; ++i)