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// 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 "content/browser/fileapi/chrome_blob_storage_context.h"
#include "base/bind.h"
#include "content/public/browser/browser_context.h"
#include "content/public/browser/browser_thread.h"
#include "webkit/blob/blob_storage_controller.h"
using base::UserDataAdapter;
using webkit_blob::BlobStorageController;
namespace content {
static const char* kBlobStorageContextKeyName = "content_blob_storage_context";
ChromeBlobStorageContext::ChromeBlobStorageContext() {}
ChromeBlobStorageContext* ChromeBlobStorageContext::GetFor(
BrowserContext* context) {
if (!context->GetUserData(kBlobStorageContextKeyName)) {
scoped_refptr<ChromeBlobStorageContext> blob =
new ChromeBlobStorageContext();
context->SetUserData(kBlobStorageContextKeyName,
new UserDataAdapter<ChromeBlobStorageContext>(blob));
// Check first to avoid memory leak in unittests.
if (BrowserThread::IsMessageLoopValid(BrowserThread::IO)) {
BrowserThread::PostTask(
BrowserThread::IO, FROM_HERE,
base::Bind(&ChromeBlobStorageContext::InitializeOnIOThread, blob));
}
}
return UserDataAdapter<ChromeBlobStorageContext>::Get(
context, kBlobStorageContextKeyName);
}
void ChromeBlobStorageContext::InitializeOnIOThread() {
DCHECK(BrowserThread::CurrentlyOn(BrowserThread::IO));
controller_.reset(new BlobStorageController());
}
ChromeBlobStorageContext::~ChromeBlobStorageContext() {}
void ChromeBlobStorageContext::DeleteOnCorrectThread() const {
if (BrowserThread::IsMessageLoopValid(BrowserThread::IO) &&
!BrowserThread::CurrentlyOn(BrowserThread::IO)) {
BrowserThread::DeleteSoon(BrowserThread::IO, FROM_HERE, this);
return;
}
delete this;
}
} // namespace content
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