The Tor Browser: content/base/src/Text.cpp@97036ab72558

Conditionally force memory storage according to privacy.thirdparty.isolate;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.

     1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */

     2 /* This Source Code Form is subject to the terms of the Mozilla Public

     3  * License, v. 2.0. If a copy of the MPL was not distributed with this

     4  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */

     6 #include "mozilla/dom/Text.h"

     7 #include "nsTextNode.h"

     9 namespace mozilla {

    10 namespace dom {

    12 already_AddRefed<Text>

    13 Text::SplitText(uint32_t aOffset, ErrorResult& rv)

    14 {

    15   nsCOMPtr<nsIContent> newChild;

    16   rv = SplitData(aOffset, getter_AddRefs(newChild));

    17   if (rv.Failed()) {

    18     return nullptr;

    19   }

    20   return newChild.forget().downcast<Text>();

    21 }

    23 /* static */ already_AddRefed<Text>

    24 Text::Constructor(const GlobalObject& aGlobal,

    25                   const nsAString& aData, ErrorResult& aRv)

    26 {

    27   nsCOMPtr<nsPIDOMWindow> window = do_QueryInterface(aGlobal.GetAsSupports());

    28   if (!window || !window->GetDoc()) {

    29     aRv.Throw(NS_ERROR_FAILURE);

    30     return nullptr;

    31   }

    33   return window->GetDoc()->CreateTextNode(aData);

    34 }

    36 } // namespace dom

    37 } // namespace mozilla

The Tor Browser / file revision

content/base/src/Text.cpp@97036ab72558

content/base/src/Text.cpp