Bug 372247, crash simulating key events on a window with no frame, r+sr=roc

git-svn-id: svn://10.0.0.236/trunk@221194 18797224-902f-48f8-a5cc-f745e15eee43
2007-03-02 03:57:16 +00:00
parent 822f9d552e
commit f96b54237b
1 changed files with 5 additions and 2 deletions
--- a/mozilla/dom/src/base/nsDOMWindowUtils.cpp
+++ b/mozilla/dom/src/base/nsDOMWindowUtils.cpp
@@ -261,8 +261,11 @@ nsDOMWindowUtils::GetWidget()
    if (docShell) {
      nsCOMPtr<nsIPresShell> presShell;
      docShell->GetPresShell(getter_AddRefs(presShell));
-      if (presShell)
-        return presShell->GetRootFrame()->GetWindow();
+      if (presShell) {
+        nsIFrame* frame = presShell->GetRootFrame();
+        if (frame)
+          return frame->GetWindow();
+      }
    }
  }