Bug 1008723 Even while a context menu is open for an bookmark item on a popup, bookmark menus shouldn't be closed by a right click on one of them r=enndeakin

widget/windows/nsWindow.cpp

@@ -7293,6 +7293,13 @@ nsWindow::DealWithPopups(HWND aWnd, UINT aMessage,
             return false;
           }
         }
+      } else if (LOWORD(aWParam) == WA_CLICKACTIVE) {
+        // If the WM_ACTIVATE message is caused by a click in a popup,
+        // we should not rollup any popups.
+        if (EventIsInsideWindow(popupWindow) ||
+            !GetPopupsToRollup(rollupListener, &popupsToRollup)) {
+          return false;
+        }
       }
       break;