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SkAdvancedTypefaceMetrics: fail cleanly.

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BUG=567031
GOLD_TRYBOT_URL= https://gold.skia.org/search2?unt=true&query=source_type%3Dgm&master=false&issue=1956753002

Review-Url: https://codereview.chromium.org/1956753002
This commit is contained in:
halcanary 2016-05-06 08:45:46 -07:00 committed by Commit bot
parent 3767cd6cff
commit bad1abc748
1 changed files with 3 additions and 0 deletions
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3
src/core/SkAdvancedTypefaceMetrics.cpp
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@ -257,6 +257,9 @@ SkAdvancedTypefaceMetrics::AdvanceMetric<Data>* getAdvanceData(
}
if (curRange->fStartId == lastIndex) {
SkASSERT(prevRange);
if (!prevRange) {
return nullptr; // https://crbug.com/567031
}
SkASSERT(prevRange->fNext->fStartId == lastIndex);
prevRange->fNext.reset();
} else {