Service Worker script sizes in database.

content/browser/service_worker/service_worker_script_cache_map.h

 // Copyright 2014 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.
 
 #ifndef CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_SCRIPT_CACHE_MAP_H_
 #define CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_SCRIPT_CACHE_MAP_H_
 
 #include <map>
 #include <vector>
 
 #include "base/basictypes.h"
 #include "base/memory/weak_ptr.h"
 #include "content/browser/service_worker/service_worker_database.h"
 #include "content/common/content_export.h"
 #include "net/url_request/url_request_status.h"
 
 class GURL;
 
 namespace content {
 
 class ServiceWorkerContextCore;
 class ServiceWorkerVersion;
 
 // Class that maintains the mapping between urls and a resource id
 // for a particular version's implicit script resources.
 class CONTENT_EXPORT ServiceWorkerScriptCacheMap {
  public:
-  int64 Lookup(const GURL& url);
+  int64 LookupResourceId(const GURL& url);
+  // A size of -1 means that we don't know the size yet
+  // (it has not finished caching).
+  int64 LookupResourceSize(const GURL& url);
 
   // Used during the initial run of a new version to build the map
   // of resources ids.
   void NotifyStartedCaching(const GURL& url, int64 resource_id);
   void NotifyFinishedCaching(const GURL& url,
+                             int64 size_bytes,
                              const net::URLRequestStatus& status);
 
   // Used to retrieve the results of the initial run of a new version.
   void GetResources(
       std::vector<ServiceWorkerDatabase::ResourceRecord>* resources);
 
   // Used when loading an existing version.
   void SetResources(
      const std::vector<ServiceWorkerDatabase::ResourceRecord>& resources);
 
-  size_t size() const { return resource_ids_.size(); }
+  size_t size() const { return resource_map_.size(); }
 
   const net::URLRequestStatus& main_script_status() const {
     return main_script_status_;
   }
 
  private:
-  typedef std::map<GURL, int64> ResourceIDMap;
+  typedef std::map<GURL, ServiceWorkerDatabase::ResourceRecord> ResourceMap;
 
   // The version objects owns its script cache and provides a rawptr to it.
   friend class ServiceWorkerVersion;
   ServiceWorkerScriptCacheMap(
       ServiceWorkerVersion* owner,
       base::WeakPtr<ServiceWorkerContextCore> context);
   ~ServiceWorkerScriptCacheMap();
 
   ServiceWorkerVersion* owner_;
   base::WeakPtr<ServiceWorkerContextCore> context_;
-  ResourceIDMap resource_ids_;
+  ResourceMap resource_map_;
   net::URLRequestStatus main_script_status_;
 
   DISALLOW_COPY_AND_ASSIGN(ServiceWorkerScriptCacheMap);
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_SERVICE_WORKER_SERVICE_WORKER_SCRIPT_CACHE_MAP_H_