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Revert "Improve nsHtml5AtomTable performance (#693)" (#695)

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This reverts commit 2bc00efe7bb826d683257264471878c05757f2bb.
This commit is contained in:
Moonchild 2018-08-04 13:32:09 +02:00 • committed by Roy Tam
commit 78d56eefec
2 changed files with 0 additions and 20 deletions
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14
parser/html/nsHtml5AtomTable.cpp
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@ -31,11 +31,7 @@ nsHtml5AtomTable::nsHtml5AtomTable()
}
nsHtml5AtomTable::~nsHtml5AtomTable()
: mRecentlyUsedParserAtoms{}
{
#ifdef DEBUG
NS_GetMainThread(getter_AddRefs(mPermittedLookupThread));
#endif
}
nsIAtom*
@ -48,23 +44,13 @@ nsHtml5AtomTable::GetAtom(const nsAString& aKey)
NS_ASSERTION(mPermittedLookupThread == currentThread, "Wrong thread!");
}
#endif
uint32_t index = mozilla::HashString(aKey) % RECENTLY_USED_PARSER_ATOMS_SIZE;
nsIAtom* cachedAtom = mRecentlyUsedParserAtoms[index];
if (cachedAtom && cachedAtom->Equals(aKey)) {
return cachedAtom;
}
nsIAtom* atom = NS_GetStaticAtom(aKey);
if (atom) {
mRecentlyUsedParserAtoms[index] = atom;
return atom;
}
nsHtml5AtomEntry* entry = mTable.PutEntry(aKey);
if (!entry) {
return nullptr;
}
mRecentlyUsedParserAtoms[index] = entry->GetAtom();
return entry->GetAtom();
}