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Diffstat (limited to 'chrome/browser/accessibility/browser_accessibility_manager.cc')
| -rw-r--r-- | chrome/browser/accessibility/browser_accessibility_manager.cc | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/chrome/browser/accessibility/browser_accessibility_manager.cc b/chrome/browser/accessibility/browser_accessibility_manager.cc index e3e2545..daba26f 100644 --- a/chrome/browser/accessibility/browser_accessibility_manager.cc +++ b/chrome/browser/accessibility/browser_accessibility_manager.cc @@ -325,6 +325,12 @@ BrowserAccessibility* BrowserAccessibilityManager::CreateAccessibilityTree( instance = NULL; if (instance) { + // If we're reusing a node, it should already be detached from a parent + // and any children. If not, that means we have a serious bug somewhere, + // like the same child is reachable from two places in the same tree. + DCHECK_EQ(static_cast<BrowserAccessibility*>(NULL), instance->parent()); + DCHECK_EQ(0U, instance->child_count()); + // If we're reusing a node, update its parent and increment its // reference count. instance->UpdateParent(parent, index_in_parent); |