Bug 217007 nsCAutoString charsetBuf is unused

r=darin sr=darin

netwerk/protocol/http/src/nsHttpChannel.cpp

@@ -2624,7 +2624,6 @@ nsHttpChannel::SetContentType(const nsACString &value)
             mResponseHead->SetContentCharset(charsetBuf);
     } else {
         // We are being given a content-type hint.
-        nsCAutoString charsetBuf;
         NS_ParseContentType(value, mContentTypeHint, mContentCharsetHint);
     }