Convert scoped_ptr_malloc -> scoped_ptr, part 2.

net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc

Index: net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc
diff --git a/net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc b/net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc
index 569e81207820e0303e9bbec9d668259a00a50d9c..738f0c156cdfabc2925cca7b9864a306effeec95 100644
--- a/net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc
+++ b/net/proxy/dhcp_proxy_script_adapter_fetcher_win.cc
@@ -233,11 +233,11 @@ std::string DhcpProxyScriptAdapterFetcher::GetPacURLFromDhcp(
   // The maximum message size is typically 4096 bytes on Windows per
   // http://support.microsoft.com/kb/321592
   DWORD result_buffer_size = 4096;
-  scoped_ptr_malloc<BYTE> result_buffer;
+  scoped_ptr<BYTE, base::FreeDeleter> result_buffer;
   int retry_count = 0;
   DWORD res = NO_ERROR;
   do {
-    result_buffer.reset(reinterpret_cast<BYTE*>(malloc(result_buffer_size)));
+    result_buffer.reset(static_cast<BYTE*>(malloc(result_buffer_size)));
 
     // Note that while the DHCPCAPI_REQUEST_SYNCHRONOUS flag seems to indicate
     // there might be an asynchronous mode, there seems to be (at least in
@@ -261,7 +261,7 @@ std::string DhcpProxyScriptAdapterFetcher::GetPacURLFromDhcp(
   } while (res == ERROR_MORE_DATA && retry_count <= 3);
 
   if (res != NO_ERROR) {
-    LOG(INFO) << "Error fetching PAC URL from DHCP: " << res;
+    LOG(WARNING) << "Error fetching PAC URL from DHCP: " << res;
     UMA_HISTOGRAM_COUNTS("Net.DhcpWpadUnhandledDhcpError", 1);
   } else if (wpad_params.nBytesData) {
     return SanitizeDhcpApiString(