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Bug 1016345 - Add memory reporting for nsHTMLCSSStyleSheet's nsDataHashtable's buffer and the buffers of its nsString keys. r=dbaron

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This commit is contained in:
Jonathan Watt 2014-06-22 23:02:05 +01:00
parent 4c5451f6fc
commit cf11dda286
1 changed files with 17 additions and 1 deletions
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18
layout/style/nsHTMLCSSStyleSheet.cpp
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@ -148,10 +148,26 @@ nsHTMLCSSStyleSheet::MediumFeaturesChanged(nsPresContext* aPresContext)
return false;
}
size_t
SizeOfCachedStyleAttrsEntryExcludingThis(nsStringHashKey::KeyType& aKey,
MiscContainer* const& aData,
mozilla::MallocSizeOf aMallocSizeOf,
void* userArg)
{
// We don't own the MiscContainers so we don't count them. We do care about
// the size of the nsString members in the keys though.
return aKey.SizeOfExcludingThisIfUnshared(aMallocSizeOf);
}
/* virtual */ size_t
nsHTMLCSSStyleSheet::SizeOfExcludingThis(mozilla::MallocSizeOf aMallocSizeOf) const
{
return 0;
// The size of mCachedStyleAttrs's mTable member (a PLDHashTable) is
// significant in itself, but more significant is the size of the nsString
// members of the nsStringHashKeys.
return mCachedStyleAttrs.SizeOfExcludingThis(SizeOfCachedStyleAttrsEntryExcludingThis,
aMallocSizeOf,
nullptr);
}
/* virtual */ size_t