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Unified Diff: chrome/browser/feedback/tracing_manager.h

Issue 225183018: Move feedback files into src/components (Closed) Base URL: https://chromium.googlesource.com/chromium/src.git@master
Patch Set: rebase to latest Created 6 years, 7 months ago
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Index: chrome/browser/feedback/tracing_manager.h
diff --git a/chrome/browser/feedback/tracing_manager.h b/chrome/browser/feedback/tracing_manager.h
deleted file mode 100644
index 5fd5588326d3b75e2de1744558ad5c74eb48bb54..0000000000000000000000000000000000000000
--- a/chrome/browser/feedback/tracing_manager.h
+++ /dev/null
@@ -1,78 +0,0 @@
-// Copyright 2013 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 CHROME_BROWSER_FEEDBACK_TRACING_MANAGER_H_
-#define CHROME_BROWSER_FEEDBACK_TRACING_MANAGER_H_
-
-#include <map>
-#include <string>
-
-#include "base/basictypes.h"
-#include "base/callback.h"
-#include "base/memory/scoped_ptr.h"
-#include "base/memory/weak_ptr.h"
-
-namespace base {
-
-class RefCountedString;
-class FilePath;
-
-}
-// Callback used for getting the output of a trace.
-typedef base::Callback<void(scoped_refptr<base::RefCountedString> trace_data)>
- TraceDataCallback;
-
-// This class is used to manage performance metrics that can be attached to
-// feedback reports. This class is a Singleton that is owned by the preference
-// system. It should only be created when it is enabled, and should only be
-// accessed elsewhere via Get().
-//
-// When a performance trace is desired, TracingManager::Get()->RequestTrace()
-// should be invoked. The TracingManager will then start preparing a zipped
-// version of the performance data. That data can then be requested via
-// GetTraceData(). When the data is no longer needed, it should be discarded
-// via DiscardTraceData().
-class TracingManager {
- public:
- virtual ~TracingManager();
-
- // Create a TracingManager. Can only be called when none exists.
- static scoped_ptr<TracingManager> Create();
-
- // Get the current TracingManager. Returns NULL if one doesn't exist.
- static TracingManager* Get();
-
- // Request a trace ending at the current time. If a trace is already being
- // collected, the id for that trace is returned.
- int RequestTrace();
-
- // Get the trace data for |id|. On success, true is returned, and the data is
- // returned via |callback|. Returns false on failure.
- bool GetTraceData(int id, const TraceDataCallback& callback);
-
- // Discard the data for trace |id|.
- void DiscardTraceData(int id);
-
- private:
- TracingManager();
-
- void StartTracing();
- void OnTraceDataCollected(const base::FilePath& path);
-
- // ID of the trace that is being collected.
- int current_trace_id_;
-
- // Mapping of trace ID to trace data.
- std::map<int, scoped_refptr<base::RefCountedString> > trace_data_;
-
- // Callback for the current trace request.
- TraceDataCallback trace_callback_;
-
- base::WeakPtrFactory<TracingManager> weak_ptr_factory_;
-
- DISALLOW_COPY_AND_ASSIGN(TracingManager);
-};
-
-#endif // CHROME_BROWSER_FEEDBACK_TRACING_MANAGER_H_
-

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