[PATCH v2] ddraw: Get new window size from the primary output after display mode changes.

[Zhiyi Zhang]

MonitorFromWindow() may return a different monitor if switching to a
smaller display mode.

Fix Railroad Tycoon II crashes.

Signed-off-by: Zhiyi Zhang 
---
v2: Supersede 185998. Make patch smaller.

dlls/ddraw/ddraw.c | 11 ++++-------
 1 file changed, 4 insertions(+), 7 deletions(-)

diff --git a/dlls/ddraw/ddraw.c b/dlls/ddraw/ddraw.c
index 6f640ef422a..e92ac25c40e 100644
--- a/dlls/ddraw/ddraw.c
+++ b/dlls/ddraw/ddraw.c
@@ -4926,8 +4926,7 @@ static void CDECL device_parent_wined3d_device_created(struct wined3d_device_par
 static void CDECL device_parent_mode_changed(struct wined3d_device_parent *device_parent)
 {
     struct ddraw *ddraw = ddraw_from_device_parent(device_parent);
-    MONITORINFO monitor_info;
-    HMONITOR monitor;
+    struct wined3d_output_desc output_desc;
     RECT *r;

TRACE("device_parent %p.\n", device_parent);
@@ -4938,15 +4937,13 @@ static void CDECL device_parent_mode_changed(struct wined3d_device_parent *devic
         return;
     }

-    monitor = MonitorFromWindow(ddraw->swapchain_window, MONITOR_DEFAULTTOPRIMARY);
-    monitor_info.cbSize = sizeof(monitor_info);
-    if (!GetMonitorInfoW(monitor, &monitor_info))
+    if (FAILED(wined3d_output_get_desc(ddraw->wined3d_output, &output_desc)))
     {
-        ERR("Failed to get monitor info.\n");
+        ERR("Failed to get output description.\n");
         return;
     }

-    r = &monitor_info.rcMonitor;
+    r = &output_desc.desktop_rect;
     TRACE("Resizing window %p to %s.\n", ddraw->swapchain_window, wine_dbgstr_rect(r));

if (!SetWindowPos(ddraw->swapchain_window, HWND_TOP, r->left, r->top,