Add constructors for WebAudio nodes

third_party/WebKit/Source/modules/webaudio/WindowWebAudio.idl

Index: third_party/WebKit/Source/modules/webaudio/WindowWebAudio.idl
diff --git a/third_party/WebKit/Source/modules/webaudio/WindowWebAudio.idl b/third_party/WebKit/Source/modules/webaudio/WindowWebAudio.idl
index 0a5bb07dbf6a857e77c3c9905f6e104765b374a9..3b23db36413f5397b246d7e4f2af500e9c9b4164 100644
--- a/third_party/WebKit/Source/modules/webaudio/WindowWebAudio.idl
+++ b/third_party/WebKit/Source/modules/webaudio/WindowWebAudio.idl
@@ -9,4 +9,23 @@
     [MeasureAs=OfflineAudioContext] attribute OfflineAudioContextConstructor OfflineAudioContext;
     [DeprecateAs=PrefixedAudioContext] attribute AudioContextConstructor webkitAudioContext;
     [DeprecateAs=PrefixedOfflineAudioContext] attribute OfflineAudioContextConstructor webkitOfflineAudioContext;
+
+    // The individual constructible AudioNodes.
+    [MeasureAs=WebAudioAnalyserNode] attribute AnalyserNodeConstructor AnalyserNode;
+    [MeasureAs=WebAudioAudioBuffer] attribute AudioBufferConstructor AudioBuffer;
+    [MeasureAs=WebAudioAudioBufferSourceNode] attribute AudioBufferSourceNodeConstructor AudioBufferSourceNode;
+    [MeasureAs=WebAudioBiquadFilterNode] attribute BiquadFilterNodeConstructor BiquadFilterNode;
+    [MeasureAs=WebAudioChannelMergerNode] attribute ChannelMergerNodeConstructor ChannelMergerNode;
+    [MeasureAs=WebAudioChannelSplitterNode] attribute ChannelSplitterNodeConstructor ChannelSplitterNode;
+    [MeasureAs=WebAudioConvolverNode] attribute ConvolverNodeConstructor ConvolverNode;
+    [MeasureAs=WebAudioDelayNode] attribute DelayNodeConstructor DelayNode;
+    [MeasureAs=WebAudioDynamicsCompressorNode] attribute DynamicsCompressorNodeConstructor DynamicsCompressorNode;
+    [MeasureAs=WebAudioGainNode] attribute GainNodeConstructor GainNode;
+    [MeasureAs=WebAudioIIRFilterNode] attribute IIRFilterNodeConstructor IIRFilterNode;
+    [MeasureAs=WebAudioMediaElementAudioSourceNode] attribute MediaElementAudioSourceNodeConstructor MediaElementAudioSourceNode;
+    [MeasureAs=WebAudioOscillatorNode] attribute OscillatorNodeConstructor OscillatorNode;
+    [MeasureAs=WebAudioPannerNode] attribute PannerNodeConstructor PannerNode;
+    [MeasureAs=WebAudioPeriodicWave] attribute PeriodicWaveConstructor PeriodicWave;
+    [MeasureAs=WebAudioStereoPannerNode] attribute StereoPannerNodeConstructor StereoPannerNode;
+    [MeasureAs=WebAudioWaveShaperNode] attribute WaveShaperNodeConstructor WaveShaperNode;
 };