Migrate geolocation settings to host content settings map.

chrome/browser/content_settings/host_content_settings_map.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/content_settings/host_content_settings_map.h"
 
 #include <list>
 
 #include "base/command_line.h"
 #include "base/string_util.h"
@@ skipping 293 matching lines @@
             resource_identifier.empty());
   DCHECK(settings);
 
   settings->clear();
   for (size_t i = 0; i < content_settings_providers_.size(); ++i) {
     // Get rules from the content settings provider.
     Rules rules;
     content_settings_providers_[i]->GetAllContentSettingsRules(
         content_type, resource_identifier, &rules);
 
-    // Sort rules according to their primary pattern string using a map.
-    std::map<std::string, PatternSettingSourceTuple> settings_map;
+    // Sort rules according to their primary pattern string using a multimap.

[Bernhard Bauer, 2011/08/10 13:04:03]

What's the reason for this change?

+    std::multimap<std::string, PatternSettingSourceTuple> settings_map;
     for (Rules::iterator rule = rules.begin();
          rule != rules.end();
          ++rule) {
-      // We do not support pattern pairs in the UI, so we only display the
-      // primary pattern.
       std::string sort_key = rule->primary_pattern.ToString();
-      settings_map[sort_key] = PatternSettingSourceTuple(
-          rule->primary_pattern,
-          rule->secondary_pattern,
-          rule->content_setting,
-          kProviderNames[i]);
+      std::pair<std::string, PatternSettingSourceTuple> map_entry(
+          sort_key,
+          PatternSettingSourceTuple(rule->primary_pattern,
+                                    rule->secondary_pattern,
+                                    rule->content_setting,
+                                    kProviderNames[i]));
+
+      settings_map.insert(map_entry);
     }
 
     // TODO(markusheintz): Only the rules that are applied should be added.
     for (std::map<std::string, PatternSettingSourceTuple>::iterator i(
              settings_map.begin());
          i != settings_map.end();
          ++i) {
       settings->push_back(i->second);
     }
   }
@@ skipping 197 matching lines @@
         SetDefaultContentSetting(CONTENT_SETTINGS_TYPE_COOKIES,
             (cookie_behavior == net::StaticCookiePolicy::BLOCK_ALL_COOKIES) ?
                 CONTENT_SETTING_BLOCK : CONTENT_SETTING_ALLOW);
     }
     if (!prefs_->HasPrefPath(prefs::kBlockThirdPartyCookies)) {
       SetBlockThirdPartyCookies(cookie_behavior ==
           net::StaticCookiePolicy::BLOCK_SETTING_THIRD_PARTY_COOKIES);
     }
   }
 }