Handle the WM_GETDLGCODE message on Windows so that the browser receives all keyboard input when used as a dialog window (issue # 223).

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@226 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/webwidget_host_win.cc

@@ -183,6 +183,9 @@ LRESULT CALLBACK WebWidgetHost::WndProc(HWND hwnd, UINT message, WPARAM wparam,
       case WM_NOTIFY:
         host->OnNotify(0, (NMHDR*)lparam);
         break;
+
+      case WM_GETDLGCODE:
+        return DLGC_WANTALLKEYS;
     }
   }