Move the exception logic to the AudioNode creator

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

 /*
  * Copyright (C) 2011, Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met:
  * 1.  Redistributions of source code must retain the above copyright
  *    notice, this list of conditions and the following disclaimer.
  * 2.  Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
@@ skipping 63 matching lines @@
     float m_reduction;
     RefPtr<AudioParamHandler> m_attack;
     RefPtr<AudioParamHandler> m_release;
 
     FRIEND_TEST_ALL_PREFIXES(DynamicsCompressorNodeTest, ProcessorLifetime);
 };
 
 class MODULES_EXPORT DynamicsCompressorNode final : public AudioNode {
     DEFINE_WRAPPERTYPEINFO();
 public:
-    static DynamicsCompressorNode* create(AbstractAudioContext&, float sampleRate);
+    static DynamicsCompressorNode* create(AbstractAudioContext&, ExceptionState&);
     DECLARE_VIRTUAL_TRACE();
 
     AudioParam* threshold() const;
     AudioParam* knee() const;
     AudioParam* ratio() const;
     float reduction() const;
     AudioParam* attack() const;
     AudioParam* release() const;
 
 private:
-    DynamicsCompressorNode(AbstractAudioContext&, float sampleRate);
+    DynamicsCompressorNode(AbstractAudioContext&);
     DynamicsCompressorHandler& dynamicsCompressorHandler() const;
 
     Member<AudioParam> m_threshold;
     Member<AudioParam> m_knee;
     Member<AudioParam> m_ratio;
     Member<AudioParam> m_attack;
     Member<AudioParam> m_release;
 
     FRIEND_TEST_ALL_PREFIXES(DynamicsCompressorNodeTest, ProcessorLifetime);
 };
 
 } // namespace blink
 
 #endif // DynamicsCompressorNode_h