Cache Storage API: Hook up to chrome://settings/cookies

content/browser/cache_storage/cache_storage_context_impl.h

 // Copyright 2015 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_CACHE_STORAGE_CACHE_STORAGE_CONTEXT_IMPL_H_
 #define CONTENT_BROWSER_CACHE_STORAGE_CACHE_STORAGE_CONTEXT_IMPL_H_
 
 #include "base/files/file_path.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/scoped_ptr.h"
 #include "content/common/content_export.h"
+#include "content/public/browser/cache_storage_context.h"
+#include "content/public/browser/cache_storage_usage_info.h"
 
 namespace base {
 class FilePath;
 class SequencedTaskRunner;
 }
 
 namespace net {
 class URLRequestContextGetter;
 }
 
 namespace storage {
 class QuotaManagerProxy;
 class SpecialStoragePolicy;
 }
 
 namespace content {
 
 class BrowserContext;
 class ChromeBlobStorageContext;
 class CacheStorageManager;
 
 // One instance of this exists per StoragePartition, and services multiple
 // child processes/origins. Most logic is delegated to the owned
 // CacheStorageManager instance, which is only accessed on the IO
 // thread.
-// TODO(jsbell): Derive from a public CacheStorageContext. crbug.com/466371
 class CONTENT_EXPORT CacheStorageContextImpl
-    : public base::RefCountedThreadSafe<CacheStorageContextImpl> {
+    : NON_EXPORTED_BASE(public CacheStorageContext) {
  public:
   explicit CacheStorageContextImpl(BrowserContext* browser_context);
 
   // Init and Shutdown are for use on the UI thread when the profile,
   // storagepartition is being setup and torn down.
   void Init(const base::FilePath& user_data_directory,
             storage::QuotaManagerProxy* quota_manager_proxy,
             storage::SpecialStoragePolicy* special_storage_policy);
   void Shutdown();
 
   // Only callable on the IO thread.
   CacheStorageManager* cache_manager() const;
 
   bool is_incognito() const { return is_incognito_; }
 
   // The URLRequestContext doesn't exist until after the StoragePartition is
   // made (which is after this object is made). This function must be called
   // after this object is created but before any CacheStorageCache operations.
   // It must be called on the IO thread. If either parameter is NULL the
   // function immediately returns without forwarding to the
   // CacheStorageManager.
   void SetBlobParametersForCache(
       net::URLRequestContextGetter* request_context_getter,
       ChromeBlobStorageContext* blob_storage_context);
 
+  // CacheStorageContext
+  void GetAllOriginsInfo(const GetUsageInfoCallback& callback) override;
+  void DeleteForOrigin(const GURL& origin) override;
+
+ protected:
+  ~CacheStorageContextImpl() override;
+
  private:
-  friend class base::RefCountedThreadSafe<CacheStorageContextImpl>;
-
-  ~CacheStorageContextImpl();
-
   void CreateCacheStorageManager(
       const base::FilePath& user_data_directory,
       const scoped_refptr<base::SequencedTaskRunner>& cache_task_runner,
       storage::QuotaManagerProxy* quota_manager_proxy,
       storage::SpecialStoragePolicy* special_storage_policy);
 
   void ShutdownOnIO();
 
   // Initialized in Init(); true if the user data directory is empty.
   bool is_incognito_ = false;
 
   // Only accessed on the IO thread.
   scoped_ptr<CacheStorageManager> cache_manager_;
 };
 
 }  // namespace content
 
 #endif  // CONTENT_BROWSER_CACHE_STORAGE_CACHE_STORAGE_CONTEXT_IMPL_H_