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Bug 1054813: Add some missing MutexAutoLocks in nsZipReaderCache; r=mwu

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--HG--
extra : rebase_source : 4f9caa7bd4ef1955c204e82bc33835a01d9f1e85
This commit is contained in:
Aaron Klotz 2014-08-19 12:11:03 -06:00
parent 4981d589cb
commit 69159f4cc5
1 changed files with 6 additions and 1 deletions
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7
modules/libjar/nsJAR.cpp
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@ -1147,6 +1147,8 @@ nsZipReaderCache::GetInnerZip(nsIFile* zipFile, const nsACString &entry,
nsresult rv = GetZip(zipFile, getter_AddRefs(outerZipReader));
NS_ENSURE_SUCCESS(rv, rv);
MutexAutoLock lock(mLock);
#ifdef ZIP_CACHE_HIT_RATE
mZipCacheLookups++;
#endif
@ -1189,7 +1191,6 @@ nsZipReaderCache::SetMustCacheFd(nsIFile* zipFile, bool aMustCacheFd)
MOZ_CRASH("Not implemented");
return NS_ERROR_NOT_IMPLEMENTED;
#else
mMustCacheFd = aMustCacheFd;
if (!aMustCacheFd) {
return NS_OK;
@ -1208,6 +1209,9 @@ nsZipReaderCache::SetMustCacheFd(nsIFile* zipFile, bool aMustCacheFd)
uri.Insert(NS_LITERAL_CSTRING("file:"), 0);
MutexAutoLock lock(mLock);
mMustCacheFd = aMustCacheFd;
nsRefPtr<nsJAR> zip;
mZips.Get(uri, getter_AddRefs(zip));
if (!zip) {
@ -1388,6 +1392,7 @@ nsZipReaderCache::Observe(nsISupports *aSubject,
mZips.Enumerate(FindFlushableZip, nullptr);
}
else if (strcmp(aTopic, "chrome-flush-caches") == 0) {
MutexAutoLock lock(mLock);
mZips.EnumerateRead(DropZipReaderCache, nullptr);
mZips.Clear();
}