3d662c390f
BUG=123939 TEST=launch GPU process by navigating to a page requiring it. open about:tcmalloc. refresh. see GPU process memory information Review URL: http://codereview.chromium.org/10041017 git-svn-id: svn://svn.chromium.org/chrome/trunk/src@133816 0039d316-1c4b-4281-b951-d872f2087c98
63 lines
2.2 KiB
C++
63 lines
2.2 KiB
C++
// Copyright (c) 2012 The Chromium Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef CONTENT_BROWSER_PROFILER_CONTROLLER_IMPL_H_
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#define CONTENT_BROWSER_PROFILER_CONTROLLER_IMPL_H_
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#include "base/memory/singleton.h"
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#include "base/process.h"
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#include "content/common/content_export.h"
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#include "content/public/browser/profiler_controller.h"
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#include "content/public/common/process_type.h"
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namespace tracked_objects {
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struct ProcessDataSnapshot;
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}
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namespace content {
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// ProfilerController's implementation.
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class ProfilerControllerImpl : public ProfilerController {
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public:
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static ProfilerControllerImpl* GetInstance();
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// Normally instantiated when the child process is launched. Only one instance
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// should be created per process.
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ProfilerControllerImpl();
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virtual ~ProfilerControllerImpl();
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// Notify the |subscriber_| that it should expect at least |pending_processes|
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// additional calls to OnProfilerDataCollected(). OnPendingProcess() may be
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// called repeatedly; the last call will have |end| set to true, indicating
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// that there is no longer a possibility for the count of pending processes to
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// increase. This is called on the UI thread.
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void OnPendingProcesses(int sequence_number, int pending_processes, bool end);
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// Send the |profiler_data| back to the |subscriber_|.
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// This can be called from any thread.
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void OnProfilerDataCollected(
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int sequence_number,
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const tracked_objects::ProcessDataSnapshot& profiler_data,
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content::ProcessType process_type);
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// ProfilerController implementation:
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virtual void Register(ProfilerSubscriber* subscriber) OVERRIDE;
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virtual void Unregister(const ProfilerSubscriber* subscriber) OVERRIDE;
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virtual void GetProfilerData(int sequence_number) OVERRIDE;
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private:
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friend struct DefaultSingletonTraits<ProfilerControllerImpl>;
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// Contact child processes and get their profiler data.
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void GetProfilerDataFromChildProcesses(int sequence_number);
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ProfilerSubscriber* subscriber_;
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DISALLOW_COPY_AND_ASSIGN(ProfilerControllerImpl);
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};
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} // namespace content
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#endif // CONTENT_BROWSER_PROFILER_CONTROLLER_IMPL_H_
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