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Bug 1286911. r=wchen.

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MozReview-Commit-ID: hzAu0jKAxt
This commit is contained in:
Henri Sivonen
2016-09-27 13:47:53 +03:00
parent 8f7fd3f8a5
commit 4eb7f7145d
5 changed files with 39 additions and 24 deletions
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19
parser/html/nsHtml5Tokenizer.cpp
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@@ -221,12 +221,6 @@ nsHtml5Tokenizer::emitOrAppendCharRefBuf(int32_t returnState)
}
}
void
nsHtml5Tokenizer::appendStrBuf(char16_t c)
{
strBuf[strBufLen++] = c;
}
nsString*
nsHtml5Tokenizer::strBufToString()
{
@@ -250,14 +244,15 @@ nsHtml5Tokenizer::emitStrBuf()
void
nsHtml5Tokenizer::appendStrBuf(char16_t* buffer, int32_t offset, int32_t length)
{
int32_t reqLen = strBufLen + length;
if (strBuf.length < reqLen) {
jArray<char16_t,int32_t> newBuf = jArray<char16_t,int32_t>::newJArray(reqLen + (reqLen >> 1));
nsHtml5ArrayCopy::arraycopy(strBuf, newBuf, strBuf.length);
strBuf = newBuf;
int32_t newLen = strBufLen + length;
MOZ_ASSERT(newLen <= strBuf.length, "Previous buffer length insufficient.");
if (MOZ_UNLIKELY(strBuf.length < newLen)) {
if (MOZ_UNLIKELY(!EnsureBufferSpace(length))) {
MOZ_CRASH("Unable to recover from buffer reallocation failure");
}
}
nsHtml5ArrayCopy::arraycopy(buffer, offset, strBuf, strBufLen, length);
strBufLen = reqLen;
strBufLen = newLen;
}
void