Change wxSound ctor from in-memory data to use size_t/void *.

This constructor previously used int and, especially annoyingly, wxByte* for
the data. Use standard void* for untyped binary data instead.

Also document this ctor as it seems to be implemented in all ports.

Closes #13451.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@69178 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/unix/sound.cpp

@@ -435,7 +435,7 @@ wxSound::wxSound(const wxString& sFileName, bool isResource) : m_data(NULL)
     Create(sFileName, isResource);
 }
 
-wxSound::wxSound(int size, const wxByte* data) : m_data(NULL)
+wxSound::wxSound(size_t size, const void* data) : m_data(NULL)
 {
     Create(size, data);
 }
@@ -483,7 +483,7 @@ bool wxSound::Create(const wxString& fileName,
     return true;
 }
 
-bool wxSound::Create(int size, const wxByte* data)
+bool wxSound::Create(size_t size, const void* data)
 {
     wxASSERT( data != NULL );
 
@@ -623,7 +623,7 @@ typedef struct
 #define WAVE_INDEX       8
 #define FMT_INDEX       12
 
-bool wxSound::LoadWAV(const wxUint8 *data, size_t length, bool copyData)
+bool wxSound::LoadWAV(const void* data_, size_t length, bool copyData)
 {
     // the simplest wave file header consists of 44 bytes:
     //
@@ -648,6 +648,8 @@ bool wxSound::LoadWAV(const wxUint8 *data, size_t length, bool copyData)
     if ( length < 44 )
         return false;
 
+    const wxUint8* data = static_cast<const wxUint8*>(data_);
+
     WAVEFORMAT waveformat;
     memcpy(&waveformat, &data[FMT_INDEX + 4], sizeof(WAVEFORMAT));
     waveformat.uiSize = wxUINT32_SWAP_ON_BE(waveformat.uiSize);