Remove 2-arg createBuffer from WebAudio

Source/modules/webaudio/AudioContext.cpp

 /*
  * 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 289 matching lines @@
                 "unable to create buffer of " + String::number(numberOfChannels)
                 + " channel(s) of " + String::number(numberOfFrames)
                 + " frames each.");
         }
         return nullptr;
     }
 
     return audioBuffer;
 }
 
-PassRefPtr<AudioBuffer> AudioContext::createBuffer(ArrayBuffer* arrayBuffer, bool mixToMono, ExceptionState& exceptionState)
-{
-    ASSERT(arrayBuffer);
-    if (!arrayBuffer) {
-        exceptionState.throwDOMException(
-            SyntaxError,
-            "invalid ArrayBuffer.");
-        return nullptr;
-    }
-
-    RefPtr<AudioBuffer> audioBuffer = AudioBuffer::createFromAudioFileData(arrayBuffer->data(), arrayBuffer->byteLength(), mixToMono, sampleRate());
-    if (!audioBuffer.get()) {
-        exceptionState.throwDOMException(
-            SyntaxError,
-            "invalid audio data in ArrayBuffer.");
-        return nullptr;
-    }
-
-    return audioBuffer;
-}
-
 void AudioContext::decodeAudioData(ArrayBuffer* audioData, PassOwnPtr<AudioBufferCallback> successCallback, PassOwnPtr<AudioBufferCallback> errorCallback, ExceptionState& exceptionState)
 {
     if (!audioData) {
         exceptionState.throwDOMException(
             SyntaxError,
             "invalid ArrayBuffer for audioData.");
         return;
     }
     m_audioDecoder.decodeAsync(audioData, sampleRate(), successCallback, errorCallback);
 }
@@ skipping 672 matching lines @@
 }
 
 void AudioContext::decrementActiveSourceCount()
 {
     atomicDecrement(&m_activeSourceCount);
 }
 
 } // namespace WebCore
 
 #endif // ENABLE(WEB_AUDIO)