Remove use of void** from HttpResponseHeaders::EnumerateHeaderLines

net/websockets/websocket_stream_create_test_base.cc

Index: net/websockets/websocket_stream_create_test_base.cc
diff --git a/net/websockets/websocket_stream_create_test_base.cc b/net/websockets/websocket_stream_create_test_base.cc
index 4211e1a485c2c6270e6205bcda20f020cad188cf..88b8779937dee87c539dbc2e1336cca806bb6016 100644
--- a/net/websockets/websocket_stream_create_test_base.cc
+++ b/net/websockets/websocket_stream_create_test_base.cc
@@ -133,10 +133,10 @@ WebSocketStreamCreateTestBase::RequestHeadersToVector(
 std::vector<HeaderKeyValuePair>
 WebSocketStreamCreateTestBase::ResponseHeadersToVector(
     const HttpResponseHeaders& headers) {
-  void* iter = NULL;
+  size_t iter = 0;
   std::string name, value;
   std::vector<HeaderKeyValuePair> result;
-  while (headers.EnumerateHeaderLines(&iter, &name, &value))
+  while (headers.EnumerateHeaderLines(iter, &name, &value))
     result.push_back(HeaderKeyValuePair(name, value));
   return result;
 }