Show content settings exceptions in correct order

chrome/browser/ui/webui/options/content_settings_handler.cc

Index: chrome/browser/ui/webui/options/content_settings_handler.cc
diff --git a/chrome/browser/ui/webui/options/content_settings_handler.cc b/chrome/browser/ui/webui/options/content_settings_handler.cc
index 562ea7cf2c59b810e42de1a2f39317f35fe350e0..a52bbc41863309aecde62f9a7be736945fbd434b 100644
--- a/chrome/browser/ui/webui/options/content_settings_handler.cc
+++ b/chrome/browser/ui/webui/options/content_settings_handler.cc
@@ -1173,8 +1173,12 @@ void ContentSettingsHandler::GetExceptionsFromHostContentSettingsMap(
   std::vector<std::vector<base::Value*> > all_provider_exceptions;
   all_provider_exceptions.resize(HostContentSettingsMap::NUM_PROVIDER_TYPES);
 
-  for (AllPatternsSettings::iterator i = all_patterns_settings.begin();
-       i != all_patterns_settings.end();
+  // The all_patterns_settings is sorted from the lowest precedence pattern to
+  // the highest (see operator< in ContentSettingsPattern), so traverse it in
+  // reverse to show the patterns with the highest precedence (the more specific
+  // ones) on the top.
+  for (AllPatternsSettings::reverse_iterator i = all_patterns_settings.rbegin();
+       i != all_patterns_settings.rend();
        ++i) {
     const ContentSettingsPattern& primary_pattern = i->first.first;
     const OnePatternSettings& one_settings = i->second;