Index: chrome/browser/browsing_data/media_licenses_counter.cc |
diff --git a/chrome/browser/browsing_data/media_licenses_counter.cc b/chrome/browser/browsing_data/media_licenses_counter.cc |
new file mode 100644 |
index 0000000000000000000000000000000000000000..3aa47d6dc38ba466107004a42abb022f766546fe |
--- /dev/null |
+++ b/chrome/browser/browsing_data/media_licenses_counter.cc |
@@ -0,0 +1,80 @@ |
+// Copyright 2016 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/browsing_data/media_licenses_counter.h" |
+ |
+#include <stdint.h> |
+ |
+#include "base/memory/ptr_util.h" |
+#include "base/memory/ref_counted.h" |
+#include "base/task_runner_util.h" |
+#include "chrome/common/pref_names.h" |
+#include "content/public/browser/browser_thread.h" |
+#include "content/public/browser/storage_partition.h" |
+#include "storage/browser/fileapi/file_system_context.h" |
+ |
+namespace { |
+ |
+// Determining the origins must be run on the file task thread. |
+std::set<GURL> CountOriginsOnFileTaskRunner( |
+ storage::FileSystemContext* filesystem_context) { |
+ DCHECK(filesystem_context->default_file_task_runner() |
+ ->RunsTasksOnCurrentThread()); |
+ |
+ storage::FileSystemBackend* backend = |
+ filesystem_context->GetFileSystemBackend( |
+ storage::kFileSystemTypePluginPrivate); |
+ storage::FileSystemQuotaUtil* quota_util = backend->GetQuotaUtil(); |
+ |
+ std::set<GURL> origins; |
+ quota_util->GetOriginsForTypeOnFileTaskRunner( |
+ storage::kFileSystemTypePluginPrivate, &origins); |
+ return origins; |
+} |
+ |
+} // namespace |
+ |
+MediaLicensesCounter::MediaLicenseResult::MediaLicenseResult( |
+ const MediaLicensesCounter* source, |
+ const std::set<GURL>& origins) |
+ : FinishedResult(source, origins.size()) { |
+ if (!origins.empty()) |
+ one_origin_ = origins.begin()->GetOrigin().host(); |
+} |
+ |
+MediaLicensesCounter::MediaLicenseResult::~MediaLicenseResult() {} |
+ |
+const std::string& MediaLicensesCounter::MediaLicenseResult::GetOneOrigin() |
+ const { |
+ return one_origin_; |
+} |
+ |
+MediaLicensesCounter::MediaLicensesCounter() |
+ : pref_name_(prefs::kDeleteMediaLicenses), weak_ptr_factory_(this) {} |
+ |
+MediaLicensesCounter::~MediaLicensesCounter() {} |
+ |
+const std::string& MediaLicensesCounter::GetPrefName() const { |
+ return pref_name_; |
+} |
+ |
+void MediaLicensesCounter::Count() { |
+ DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
+ scoped_refptr<storage::FileSystemContext> filesystem_context = |
+ make_scoped_refptr( |
+ content::BrowserContext::GetDefaultStoragePartition(GetProfile()) |
+ ->GetFileSystemContext()); |
+ base::PostTaskAndReplyWithResult( |
+ filesystem_context->default_file_task_runner(), FROM_HERE, |
+ base::Bind(&CountOriginsOnFileTaskRunner, |
+ base::RetainedRef(filesystem_context)), |
+ base::Bind(&MediaLicensesCounter::OnContentLicensesObtained, |
+ weak_ptr_factory_.GetWeakPtr())); |
+} |
+ |
+void MediaLicensesCounter::OnContentLicensesObtained( |
+ const std::set<GURL>& origins) { |
+ DCHECK_CURRENTLY_ON(content::BrowserThread::UI); |
+ ReportResult(base::WrapUnique(new MediaLicenseResult(this, origins))); |
+} |