msimg32: Remove unnecessary DllMain implementation.

dlls/msimg32/msimg32_main.c

@@ -26,18 +26,6 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(msimg32);
 
-/***********************************************************************
- *           DllInitialize (MSIMG32.@)
- *
- * MSIMG32 initialisation routine.
- */
-BOOL WINAPI DllMain( HINSTANCE inst, DWORD reason, LPVOID reserved )
-{
-    if (reason == DLL_PROCESS_ATTACH) DisableThreadLibraryCalls( inst );
-    return TRUE;
-}
-
-
 /******************************************************************************
  *           vSetDdrawflag   (MSIMG32.@)
  */