Change members's order and combine duplicated method for FFTFrame.

Source/platform/audio/mac/FFTFrameMac.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
@@ skipping 62 matching lines @@
     m_frame.imagp = 0;
 
     m_FFTSize = 0;
     m_log2FFTSize = 0;
 }
 
 // Copy constructor
 FFTFrame::FFTFrame(const FFTFrame& frame)
     : m_FFTSize(frame.m_FFTSize)
     , m_log2FFTSize(frame.m_log2FFTSize)
-    , m_FFTSetup(frame.m_FFTSetup)
     , m_realData(frame.m_FFTSize)
     , m_imagData(frame.m_FFTSize)
+    , m_FFTSetup(frame.m_FFTSetup)
 {
     // Setup frame data
     m_frame.realp = m_realData.data();
     m_frame.imagp = m_imagData.data();
 
     // Copy/setup frame data
     unsigned nbytes = sizeof(float) * m_FFTSize;
     memcpy(realData(), frame.m_frame.realp, nbytes);
     memcpy(imagData(), frame.m_frame.imagp, nbytes);
 }
@@ skipping 50 matching lines @@
 
     for (int i = 0; i < kMaxFFTPow2Size; ++i) {
         if (fftSetups[i])
             vDSP_destroy_fftsetup(fftSetups[i]);
     }
 
     free(fftSetups);
     fftSetups = 0;
 }
 
-float* FFTFrame::realData() const
-{
-    return m_frame.realp;
-}
-
-float* FFTFrame::imagData() const
-{
-    return m_frame.imagp;
-}
-
 } // namespace blink
 
 #endif // #if OS(MACOSX)
 
 #endif // ENABLE(WEB_AUDIO)