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Minor cleanup of the fix for bug 122557. r=dbaron, sr=jst.

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git-svn-id: svn://10.0.0.236/trunk@197457 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
bzbarsky%mit.edu 2006-05-17 02:33:59 +00:00
parent 251b457cd9
commit f6c2022bc2
1 changed files with 9 additions and 2 deletions
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11
mozilla/layout/inspector/src/inDOMUtils.cpp
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@ -76,6 +76,8 @@ NS_IMPL_ISUPPORTS1(inDOMUtils, inIDOMUtils);
NS_IMETHODIMP
inDOMUtils::GetStyleRules(nsIDOMElement *aElement, nsISupportsArray **_retval)
{
*_retval = nsnull;
nsCOMPtr<nsISupportsArray> rules;
NS_NewISupportsArray(getter_AddRefs(rules));
if (!rules) return NS_OK;
@ -88,8 +90,13 @@ inDOMUtils::GetStyleRules(nsIDOMElement *aElement, nsISupportsArray **_retval)
content = do_QueryInterface(aElement);
nsCOMPtr<nsIStyleContext> styleContext;
nsresult rv = mCSSUtils->GetStyleContextForContent(shell, content,
getter_AddRefs(styleContext));
nsIFrame* frame;
shell->GetPrimaryFrameFor(content, &frame);
if (!frame)
return NS_OK;
nsresult rv = mCSSUtils->GetStyleContextForFrame(frame,
getter_AddRefs(styleContext));
if (NS_FAILED(rv) || !styleContext) return rv;