url_canon: New CanonicalizeHostVerbose() function.

src/gurl.cc

 // Copyright 2007, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 // notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
@@ skipping 346 matching lines @@
     h.len -= 2;
   }
   return ComponentString(h);
 }
 
 bool GURL::HostIsIPAddress() const {
   if (!is_valid_ || spec_.empty())
      return false;
 
   url_canon::RawCanonOutputT<char, 128> ignored_output;
-  url_parse::Component ignored_component;
-  return url_canon::CanonicalizeIPAddress(spec_.c_str(), parsed_.host,
-                                          &ignored_output, &ignored_component);
+  url_canon::CanonHostInfo host_info;
+  url_canon::CanonicalizeIPAddress(spec_.c_str(), parsed_.host,
+                                   &ignored_output, &host_info);
+  return host_info.IsIPAddress();
 }
 
 #ifdef WIN32
 
 const GURL& GURL::EmptyGURL() {
   // Avoid static object construction/destruction on startup/shutdown.
   if (!empty_gurl) {
     // Create the string. Be careful that we don't break in the case that this
     // is being called from multiple threads.
     GURL* new_empty_gurl = new GURL;
@@ skipping 60 matching lines @@
 
   return true;
 }
 
 void GURL::Swap(GURL* other) {
   spec_.swap(other->spec_);
   std::swap(is_valid_, other->is_valid_);
   std::swap(parsed_, other->parsed_);
 }