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// 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_PUBLIC_BROWSER_TRACING_DELEGATE_H_
#define CONTENT_PUBLIC_BROWSER_TRACING_DELEGATE_H_
#include <memory>
#include <string>
#include "base/callback.h"
#include "content/common/content_export.h"
namespace base {
class DictionaryValue;
}
namespace network {
class SharedURLLoaderFactory;
}
namespace content {
class BackgroundTracingConfig;
class TraceUploader;
// This can be implemented by the embedder to provide functionality for the
// about://tracing WebUI.
class CONTENT_EXPORT TracingDelegate {
public:
virtual ~TracingDelegate() {}
// Provide trace uploading functionality; see trace_uploader.h.
virtual std::unique_ptr<TraceUploader> GetTraceUploader(
scoped_refptr<network::SharedURLLoaderFactory>) = 0;
// This can be used to veto a particular background tracing scenario.
virtual bool IsAllowedToBeginBackgroundScenario(
const BackgroundTracingConfig& config,
bool requires_anonymized_data);
virtual bool IsAllowedToEndBackgroundScenario(
const content::BackgroundTracingConfig& config,
bool requires_anonymized_data);
virtual bool IsProfileLoaded();
// Used to add any additional metadata to traces.
virtual std::unique_ptr<base::DictionaryValue> GenerateMetadataDict();
};
} // namespace content
#endif // CONTENT_PUBLIC_BROWSER_TRACING_DELEGATE_H_
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