Move the exception logic to the AudioNode creator

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

 /*
  * Copyright (C) 2010, 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 85 matching lines @@
     USING_GARBAGE_COLLECTED_MIXIN(ScriptProcessorNode);
 public:
     // bufferSize must be one of the following values: 256, 512, 1024, 2048,
     // 4096, 8192, 16384.
     // This value controls how frequently the onaudioprocess event handler is
     // called and how many sample-frames need to be processed each call.
     // Lower numbers for bufferSize will result in a lower (better)
     // latency. Higher numbers will be necessary to avoid audio breakup and
     // glitches.
     // The value chosen must carefully balance between latency and audio quality.
-    static ScriptProcessorNode* create(AbstractAudioContext&, float sampleRate, size_t bufferSize, unsigned numberOfInputChannels, unsigned numberOfOutputChannels);
+    static ScriptProcessorNode* create(AbstractAudioContext&, ExceptionState&);
+    static ScriptProcessorNode* create(AbstractAudioContext&, size_t bufferSize, ExceptionState&);
+    static ScriptProcessorNode* create(AbstractAudioContext&, size_t bufferSize, unsigned numberOfInputChannels, ExceptionState&);
+    static ScriptProcessorNode* create(AbstractAudioContext&, size_t bufferSize, unsigned numberOfInputChannels, unsigned numberOfOutputChannels, ExceptionState&);
 
     DEFINE_ATTRIBUTE_EVENT_LISTENER(audioprocess);
     size_t bufferSize() const;
 
     // ActiveScriptWrappable
     bool hasPendingActivity() const final;
 
     DEFINE_INLINE_VIRTUAL_TRACE() { AudioNode::trace(visitor); }
 
 private:
     ScriptProcessorNode(AbstractAudioContext&, float sampleRate, size_t bufferSize, unsigned numberOfInputChannels, unsigned numberOfOutputChannels);
 };
 
 } // namespace blink
 
 #endif // ScriptProcessorNode_h