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// Copyright 2018 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_CODE_CACHE_GENERATED_CODE_CACHE_CONTEXT_H_
#define CONTENT_BROWSER_CODE_CACHE_GENERATED_CODE_CACHE_CONTEXT_H_
#include "base/files/file_path.h"
#include "base/memory/ref_counted.h"
#include "content/common/content_export.h"
#include "content/public/browser/browser_thread.h"
namespace content {
class GeneratedCodeCache;
// One instance exists per disk-backed (non in-memory) storage contexts. This
// owns the instance of GeneratedCodeCache that is used to store the data
// generated by the renderer (for ex: code caches for script resources). This
// initializes and closes the code cache on the I/O thread. The instance of
// this class (|this|) itself is constructed on the UI thread.
class CONTENT_EXPORT GeneratedCodeCacheContext
: public base::RefCountedThreadSafe<GeneratedCodeCacheContext> {
public:
REQUIRE_ADOPTION_FOR_REFCOUNTED_TYPE();
GeneratedCodeCacheContext();
// Initialize is called on the UI thread when the StoragePartition is
// being setup.
void Initialize(const base::FilePath& path, int max_bytes);
// Call on the IO thread to get the code cache instances.
GeneratedCodeCache* generated_js_code_cache() const;
GeneratedCodeCache* generated_wasm_code_cache() const;
private:
friend class base::RefCountedThreadSafe<GeneratedCodeCacheContext>;
~GeneratedCodeCacheContext();
void InitializeOnIO(const base::FilePath& path, int max_bytes);
// Created, used and deleted on the IO thread.
std::unique_ptr<GeneratedCodeCache, BrowserThread::DeleteOnIOThread>
generated_js_code_cache_;
std::unique_ptr<GeneratedCodeCache, BrowserThread::DeleteOnIOThread>
generated_wasm_code_cache_;
DISALLOW_COPY_AND_ASSIGN(GeneratedCodeCacheContext);
};
} // namespace content
#endif // CONTENT_BROWSER_CODE_CACHE_GENERATED_CACHE_CONTEXT_H_
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