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Bug 380412 - loading ajax pages reliable craches, r=aaronlev
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@ -928,6 +928,11 @@ NS_IMETHODIMP
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nsAccessibilityService::GetAccessibleFor(nsIDOMNode *aNode,
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nsIAccessible **aAccessible)
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{
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NS_ENSURE_ARG_POINTER(aAccessible);
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*aAccessible = nsnull;
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NS_ENSURE_ARG(aNode);
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// We use presentation shell #0 because we assume that is presentation of
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// given node window.
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nsCOMPtr<nsIContent> content(do_QueryInterface(aNode));
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@ -968,6 +973,12 @@ NS_IMETHODIMP nsAccessibilityService::GetAccessibleInWindow(nsIDOMNode *aNode,
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nsIDOMWindow *aWin,
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nsIAccessible **aAccessible)
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{
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NS_ENSURE_ARG_POINTER(aAccessible);
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*aAccessible = nsnull;
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NS_ENSURE_ARG(aNode);
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NS_ENSURE_ARG(aWin);
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nsCOMPtr<nsIWebNavigation> webNav(do_GetInterface(aWin));
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nsCOMPtr<nsIDocShell> docShell(do_QueryInterface(webNav));
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if (!docShell)
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@ -982,6 +993,12 @@ NS_IMETHODIMP nsAccessibilityService::GetAccessibleInShell(nsIDOMNode *aNode,
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nsIPresShell *aPresShell,
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nsIAccessible **aAccessible)
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{
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NS_ENSURE_ARG_POINTER(aAccessible);
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*aAccessible = nsnull;
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NS_ENSURE_ARG(aNode);
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NS_ENSURE_ARG(aPresShell);
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nsCOMPtr<nsIWeakReference> weakShell(do_GetWeakReference(aPresShell));
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nsIFrame *outFrameUnused = NULL;
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PRBool isHiddenUnused = false;
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@ -993,6 +1010,12 @@ NS_IMETHODIMP nsAccessibilityService::GetAccessibleInWeakShell(nsIDOMNode *aNode
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nsIWeakReference *aWeakShell,
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nsIAccessible **aAccessible)
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{
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NS_ENSURE_ARG_POINTER(aAccessible);
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*aAccessible = nsnull;
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NS_ENSURE_ARG(aNode);
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NS_ENSURE_ARG(aWeakShell);
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nsCOMPtr<nsIPresShell> presShell(do_QueryReferent(aWeakShell));
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nsIFrame *outFrameUnused = NULL;
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PRBool isHiddenUnused = false;
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