Second attempt to update lzma_sdk to 9.20

third_party/lzma_sdk/Archive/7z/7zBuffer.c

-/* 7zBuffer.c */
-
-#include "7zBuffer.h"
-#include "7zAlloc.h"
-
-void SzByteBufferInit(CSzByteBuffer *buffer)
-{
-  buffer->Capacity = 0;
-  buffer->Items = 0;
-}
-
-int SzByteBufferCreate(CSzByteBuffer *buffer, size_t newCapacity, void * (*allocFunc)(size_t size))
-{
-  buffer->Capacity = newCapacity;
-  if (newCapacity == 0)
-  {
-    buffer->Items = 0;
-    return 1;
-  }
-  buffer->Items = (Byte *)allocFunc(newCapacity);
-  return (buffer->Items != 0);
-}
-
-void SzByteBufferFree(CSzByteBuffer *buffer, void (*freeFunc)(void *))
-{
-  freeFunc(buffer->Items);
-  buffer->Items = 0;
-  buffer->Capacity = 0;
-}