Use the correct remaining data length when parsing chunk headers.

chrome/browser/safe_browsing/protocol_parser.cc

Index: chrome/browser/safe_browsing/protocol_parser.cc
diff --git a/chrome/browser/safe_browsing/protocol_parser.cc b/chrome/browser/safe_browsing/protocol_parser.cc
index 47ef41d6cf6d77418e3b95aff562647c2c57e155..59a98db48731f4f7b7e6eff9a931234f82b5430e 100644
--- a/chrome/browser/safe_browsing/protocol_parser.cc
+++ b/chrome/browser/safe_browsing/protocol_parser.cc
@@ -199,7 +199,7 @@ bool SafeBrowsingProtocolParser::ParseChunk(const std::string& list_name,
 
   while (remaining > 0) {
     std::string cmd_line;
-    if (!GetLine(chunk_data, length, &cmd_line))
+    if (!GetLine(chunk_data, remaining, &cmd_line))
       return false;  // Error: bad chunk format!
 
     const int line_len = static_cast<int>(cmd_line.length()) + 1;