xpcom/base/nsMemory.cpp
author Nicholas Nethercote <nnethercote@mozilla.com>
Tue, 28 Aug 2018 15:59:19 +1000
changeset 433690 8257797fd2d80b0954d44d8eebcb33459a9a569a
parent 433687 8afde49af9c1f5a04c3611d6ef6de53ac98f0d8d
child 448947 6f3709b3878117466168c40affa7bca0b60cf75b
permissions -rw-r--r--
Bug 1486690 - Rename nsMemory::Clone() and remove unnecessary checks after it. r=glandium The 'x' in the new name makes it clearer that it's infallible.

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

#include "nsXPCOM.h"
#include "nsMemory.h"
#include "nsIMemory.h"
#include "nsXPCOMPrivate.h"
#include "nsDebug.h"
#include "nsISupportsUtils.h"
#include "nsCOMPtr.h"

////////////////////////////////////////////////////////////////////////////////
// nsMemory static helper routines

nsresult
nsMemory::HeapMinimize(bool aImmediate)
{
  nsCOMPtr<nsIMemory> mem;
  nsresult rv = NS_GetMemoryManager(getter_AddRefs(mem));
  if (NS_WARN_IF(NS_FAILED(rv))) {
    return rv;
  }

  return mem->HeapMinimize(aImmediate);
}

nsIMemory*
nsMemory::GetGlobalMemoryService()
{
  nsIMemory* mem;
  nsresult rv = NS_GetMemoryManager(&mem);
  if (NS_FAILED(rv)) {
    return nullptr;
  }

  return mem;
}

//----------------------------------------------------------------------