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Remove redundant size check in resize. Let callers worry about that and resize should just do "resize".
R=golang-dev, r CC=golang-dev https://golang.org/cl/181111
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@ -70,11 +70,8 @@ func (b *Buffer) resize(n int) {
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if b.buf == nil && n <= len(b.bootstrap) {
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buf = &b.bootstrap
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} else {
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buf = b.buf
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if len(b.buf)+n > cap(b.buf) {
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// not enough space anywhere
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buf = make([]byte, 2*cap(b.buf)+n)
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}
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// not enough space anywhere
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buf = make([]byte, 2*cap(b.buf)+n)
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copy(buf, b.buf[b.off:])
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}
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b.buf = buf
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