msxml3: Store the DLL instance handle.

dlls/msxml3/main.c

@@ -40,6 +40,8 @@
 
 WINE_DEFAULT_DEBUG_CHANNEL(msxml);
 
+HINSTANCE MSXML_hInstance = NULL;
+
 #ifdef HAVE_LIBXML2
 
 void wineXmlCallbackLog(char const* caller, xmlErrorLevel lvl, char const* msg, va_list ap)
@@ -190,6 +192,8 @@ static void init_libxslt(void)
 
 BOOL WINAPI DllMain(HINSTANCE hInstDLL, DWORD fdwReason, LPVOID lpv)
 {
+    MSXML_hInstance = hInstDLL;
+
     switch(fdwReason)
     {
     case DLL_PROCESS_ATTACH:

dlls/msxml3/msxml_private.h

@@ -98,6 +98,8 @@ typedef struct {
     dispex_dynamic_data_t *dynamic_data;
 } DispatchEx;
 
+extern HINSTANCE MSXML_hInstance;
+
 void init_dispex(DispatchEx*,IUnknown*,dispex_static_data_t*);
 BOOL dispex_query_interface(DispatchEx*,REFIID,void**);