Remove use of void** from HttpResponseHeaders::EnumerateHeaderLines

android_webview/native/aw_contents_io_thread_client_impl.cc

Index: android_webview/native/aw_contents_io_thread_client_impl.cc
diff --git a/android_webview/native/aw_contents_io_thread_client_impl.cc b/android_webview/native/aw_contents_io_thread_client_impl.cc
index d00b26043cce7e60c45b4c67da6ce5dbd2024ccc..5a509af640f24e6111d15295c342bcd9d5899f28 100644
--- a/android_webview/native/aw_contents_io_thread_client_impl.cc
+++ b/android_webview/native/aw_contents_io_thread_client_impl.cc
@@ -466,10 +466,10 @@ void AwContentsIoThreadClientImpl::OnReceivedHttpError(
   vector<string> response_header_names;
   vector<string> response_header_values;
   {
-    void* headers_iterator = NULL;
+    size_t headers_iterator = 0;
     string header_name, header_value;
     while (response_headers->EnumerateHeaderLines(
-        &headers_iterator, &header_name, &header_value)) {
+        headers_iterator, &header_name, &header_value)) {
       response_header_names.push_back(header_name);
       response_header_values.push_back(header_value);
     }