Bug 535075 - [Wayland] application rendered with an offset relatively to

host window

Addressing AllNonBrowserTest crash and failures with previous patch.

Change-Id: Ic868933a46ea1e06d625ae3b4c3c8e25e7ae5b2b
Signed-off-by: Xi Yan <[email protected]>

Author: Xi Yan

bundles/org.eclipse.swt/Eclipse SWT/gtk/org/eclipse/swt/widgets/Shell.java

@@ -1018,8 +1018,10 @@ void forceResize (int width, int height) {
 		int [] dest_x = new int[1];
 		int [] dest_y = new int[1];
 		GTK.gtk_widget_translate_coordinates(vboxHandle, shellHandle, 0, 0, dest_x, dest_y);
-		allocation.x += dest_x[0];
-		allocation.y += dest_y[0];
+		if (dest_x[0] != -1 && dest_y[0] != -1) {
+			allocation.x += dest_x[0];
+			allocation.y += dest_y[0];
+		}
 	}
 
 	GTK.gtk_widget_size_allocate (vboxHandle, allocation);