Generalize ExtensionIconSet to store icon paths for custom size sets

chrome/browser/extensions/api/management/management_api.cc

 // Copyright (c) 2012 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/extensions/api/management/management_api.h"
 
 #include <map>
 #include <string>
 #include <vector>
 
@@ skipping 122 matching lines @@
   }
 
   if (extension.is_app()) {
     info->app_launch_url.reset(new std::string(
         extension.GetFullLaunchURL().spec()));
   }
 
   const ExtensionIconSet::IconMap& icons = extension.icons().map();
   if (!icons.empty()) {
     info->icons.reset(new IconInfoList());
-    std::map<ExtensionIconSet::Icons, std::string>::const_iterator icon_iter;
+    ExtensionIconSet::IconMap::const_iterator icon_iter;
     for (icon_iter = icons.begin(); icon_iter != icons.end(); ++icon_iter) {
       management::IconInfo* icon_info = new management::IconInfo();
       icon_info->size = icon_iter->first;
       GURL url = ExtensionIconSource::GetIconURL(
           &extension, icon_info->size, ExtensionIconSet::MATCH_EXACTLY, false,
           NULL);
       icon_info->url = url.spec();
       info->icons->push_back(make_linked_ptr<management::IconInfo>(icon_info));
     }
   }
@@ skipping 489 matching lines @@
     }
     CHECK(extension);
     scoped_ptr<management::ExtensionInfo> info = CreateExtensionInfo(
         *extension, ExtensionSystem::Get(profile));
     args->Append(info->ToValue().release());
   }
 
   profile->GetExtensionEventRouter()->DispatchEventToRenderers(
       event_name, args.Pass(), NULL, GURL(), extensions::EventFilteringInfo());
 }