The Tor Browser: dom/events/PaintRequest.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/PaintRequest.h"

     8 #include "mozilla/dom/PaintRequestBinding.h"

     9 #include "mozilla/dom/PaintRequestListBinding.h"

    10 #include "mozilla/dom/DOMRect.h"

    12 namespace mozilla {

    13 namespace dom {

    15 /******************************************************************************

    16  * mozilla::dom::PaintRequest

    17  *****************************************************************************/

    19 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_1(PaintRequest, mParent)

    21 NS_INTERFACE_TABLE_HEAD(PaintRequest)

    22   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY

    23   NS_INTERFACE_TABLE(PaintRequest, nsIDOMPaintRequest)

    24   NS_INTERFACE_TABLE_TO_MAP_SEGUE_CYCLE_COLLECTION(PaintRequest)

    25 NS_INTERFACE_MAP_END

    27 NS_IMPL_CYCLE_COLLECTING_ADDREF(PaintRequest)

    28 NS_IMPL_CYCLE_COLLECTING_RELEASE(PaintRequest)

    30 /* virtual */ JSObject*

    31 PaintRequest::WrapObject(JSContext* aCx)

    32 {

    33   return PaintRequestBinding::Wrap(aCx, this);

    34 }

    36 already_AddRefed<DOMRect>

    37 PaintRequest::ClientRect()

    38 {

    39   nsRefPtr<DOMRect> clientRect = new DOMRect(this);

    40   clientRect->SetLayoutRect(mRequest.mRect);

    41   return clientRect.forget();

    42 }

    44 NS_IMETHODIMP

    45 PaintRequest::GetClientRect(nsIDOMClientRect** aResult)

    46 {

    47   nsRefPtr<DOMRect> clientRect = ClientRect();

    48   clientRect.forget(aResult);

    49   return NS_OK;

    50 }

    52 NS_IMETHODIMP

    53 PaintRequest::GetXPCOMReason(nsAString& aResult)

    54 {

    55   GetReason(aResult);

    56   return NS_OK;

    57 }

    59 /******************************************************************************

    60  * mozilla::dom::PaintRequestList

    61  *****************************************************************************/

    63 NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE_1(PaintRequestList, mParent)

    65 NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(PaintRequestList)

    66   NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY

    67   NS_INTERFACE_MAP_ENTRY(nsISupports)

    68 NS_INTERFACE_MAP_END

    70 NS_IMPL_CYCLE_COLLECTING_ADDREF(PaintRequestList)

    71 NS_IMPL_CYCLE_COLLECTING_RELEASE(PaintRequestList)

    73 JSObject*

    74 PaintRequestList::WrapObject(JSContext* aCx)

    75 {

    76   return PaintRequestListBinding::Wrap(aCx, this);

    77 }

    79 } // namespace dom

    80 } // namespace mozilla

The Tor Browser / file revision

dom/events/PaintRequest.cpp@97036ab72558

dom/events/PaintRequest.cpp