Add constructors for WebAudio nodes

third_party/WebKit/Source/modules/webaudio/WaveShaperNode.h

Index: third_party/WebKit/Source/modules/webaudio/WaveShaperNode.h
diff --git a/third_party/WebKit/Source/modules/webaudio/WaveShaperNode.h b/third_party/WebKit/Source/modules/webaudio/WaveShaperNode.h
index b089ca888f44a3b59b27d0540b800c2b71e9d577..4446250575352942c3ce1e960562fcd6f8e4c33c 100644
--- a/third_party/WebKit/Source/modules/webaudio/WaveShaperNode.h
+++ b/third_party/WebKit/Source/modules/webaudio/WaveShaperNode.h
@@ -33,14 +33,17 @@ namespace blink {
 
 class BaseAudioContext;
 class ExceptionState;
+class WaveShaperOptions;
 
 class WaveShaperNode final : public AudioNode {
     DEFINE_WRAPPERTYPEINFO();
 public:
     static WaveShaperNode* create(BaseAudioContext&, ExceptionState&);
+    static WaveShaperNode* create(BaseAudioContext*, const WaveShaperOptions&, ExceptionState&);
 
     // setCurve() is called on the main thread.
     void setCurve(DOMFloat32Array*, ExceptionState&);
+    void setCurve(const Vector<float>&, ExceptionState&);
     DOMFloat32Array* curve();
 
     void setOversample(const String&);
@@ -49,6 +52,7 @@ public:
 private:
     explicit WaveShaperNode(BaseAudioContext&);
 
+    void setCurveImpl(const float* curveData, unsigned curveLength, ExceptionState&);
     WaveShaperProcessor* getWaveShaperProcessor() const;
 };