mshtml: Hold a ref to the location on the window side.

dlls/mshtml/htmlwindow.c

@@ -68,9 +68,7 @@ static inline BOOL is_outer_window(HTMLWindow *window)
 
 static HRESULT get_location(HTMLInnerWindow *This, HTMLLocation **ret)
 {
-    if(This->location) {
-        IHTMLLocation_AddRef(&This->location->IHTMLLocation_iface);
-    }else {
+    if(!This->location) {
         HRESULT hres;
 
         hres = HTMLLocation_Create(This, &This->location);
@@ -78,6 +76,7 @@ static HRESULT get_location(HTMLInnerWindow *This, HTMLLocation **ret)
             return hres;
     }
 
+    IHTMLLocation_AddRef(&This->location->IHTMLLocation_iface);
     *ret = This->location;
     return S_OK;
 }

dlls/mshtml/tests/dom.c

@@ -6015,7 +6015,6 @@ static void test_location(IHTMLDocument2 *doc)
     IHTMLLocation *location, *location2;
     IHTMLWindow2 *window;
     BSTR str;
-    ULONG ref;
     HRESULT hres;
 
     hres = IHTMLDocument2_get_location(doc, &location);
@@ -6051,8 +6050,7 @@ static void test_location(IHTMLDocument2 *doc)
     ok(!lstrcmpW(str, L"about:blank"), "unexpected href %s\n", wine_dbgstr_w(str));
     SysFreeString(str);
 
-    ref = IHTMLLocation_Release(location);
-    ok(!ref, "location should be destroyed here\n");
+    IHTMLLocation_Release(location);
 }
 
 static void test_plugins_col(IHTMLDocument2 *doc)