1 files changed, 4 insertions, 0 deletions
diff --git a/chromium/third_party/WebKit/Source/modules/accessibility/AXMenuListOption.cpp b/chromium/third_party/WebKit/Source/modules/accessibility/AXMenuListOption.cpp
index 68973631a95..d4fa94d2b96 100644
--- a/chromium/third_party/WebKit/Source/modules/accessibility/AXMenuListOption.cpp
+++ b/chromium/third_party/WebKit/Source/modules/accessibility/AXMenuListOption.cpp
@@ -102,9 +102,13 @@ bool AXMenuListOption::computeAccessibilityIsIgnored(IgnoredReasons* ignoredReas
 LayoutRect AXMenuListOption::elementRect() const
 {
     AXObject* parent = parentObject();
+    if (!parent)
+        return LayoutRect();
     ASSERT(parent->isMenuListPopup());
 
     AXObject* grandparent = parent->parentObject();
+    if (!grandparent)
+        return LayoutRect();
     ASSERT(grandparent->isMenuList());
 
     return grandparent->elementRect();