Bug 1312548 - When changing buffer, get the new buffer size too. r=dd

--HG--
extra : rebase_source : c3a2bf6755847b6c5641913eda254648f28041ab

netwerk/protocol/http/nsHttpChunkedDecoder.cpp

@@ -96,14 +96,18 @@ nsHttpChunkedDecoder::ParseChunkRemaining(char *buf,
     char *p = static_cast<char *>(memchr(buf, '\n', count));
     if (p) {
         *p = 0;
-        if ((p > buf) && (*(p-1) == '\r')) // eliminate a preceding CR
+        count = p - buf; // new length
+        *bytesConsumed = count + 1; // length + newline
+        if ((p > buf) && (*(p-1) == '\r')) { // eliminate a preceding CR
             *(p-1) = 0;
-        *bytesConsumed = p - buf + 1;
+            count--;
+        }
 
         // make buf point to the full line buffer to parse
         if (!mLineBuf.IsEmpty()) {
-            mLineBuf.Append(buf);
+            mLineBuf.Append(buf, count);
             buf = (char *) mLineBuf.get();
+            count = mLineBuf.Length();
         }
 
         if (mWaitEOF) {