Revert "Pull chromium at 2c3ffb2355a27c32f45e508ef861416b820c823b"

base/trace_event/process_memory_totals.h

-// 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 BASE_TRACE_EVENT_PROCESS_MEMORY_TOTALS_H_
-#define BASE_TRACE_EVENT_PROCESS_MEMORY_TOTALS_H_
-
-#include "base/base_export.h"
-#include "base/basictypes.h"
-
-namespace base {
-namespace trace_event {
-
-class TracedValue;
-
-// Dump provider which collects process-wide memory stats.
-class BASE_EXPORT ProcessMemoryTotals {
- public:
-  ProcessMemoryTotals() {}
-
-  // Called at trace generation time to populate the TracedValue.
-  void AsValueInto(TracedValue* value) const;
-
-  uint64 resident_set_bytes() const { return resident_set_bytes_; }
-  void set_resident_set_bytes(uint64 value) { resident_set_bytes_ = value; }
-
- private:
-  uint64 resident_set_bytes_;
-
-  DISALLOW_COPY_AND_ASSIGN(ProcessMemoryTotals);
-};
-
-}  // namespace trace_event
-}  // namespace base
-
-#endif  // BASE_TRACE_EVENT_PROCESS_MEMORY_TOTALS_H_