mshtml: The HTMLDocument URL is a standard WCHAR string, not a BSTR.

dlls/mshtml/mshtml_private.h

@@ -129,7 +129,7 @@ struct HTMLDocument {
 
     BSCallback *bscallback;
     IMoniker *mon;
-    BSTR url;
+    LPOLESTR url;
 
     HWND hwnd;
     HWND tooltips_hwnd;

dlls/mshtml/persist.c

@@ -175,7 +175,7 @@ void set_current_mon(HTMLDocument *This, IMoniker *mon)
     }
 
     if(This->url) {
-        SysFreeString(This->url);
+        CoTaskMemFree(This->url);
         This->url = NULL;
     }