gfx/layers/ipc/PGrallocBuffer.ipdl

Tue, 06 Jan 2015 21:39:09 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Tue, 06 Jan 2015 21:39:09 +0100
branch
TOR_BUG_9701
changeset 8
97036ab72558
permissions
-rw-r--r--

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: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
     2  * vim: sw=2 ts=8 et :
     3  */
     4 /* This Source Code Form is subject to the terms of the Mozilla Public
     5  * License, v. 2.0. If a copy of the MPL was not distributed with this file,
     6  * You can obtain one at http://mozilla.org/MPL/2.0/. */
     8 include protocol PCompositor;
     9 include protocol PImageBridge;
    10 include protocol PLayerTransaction;
    12 namespace mozilla {
    13 namespace layers {
    15 /**
    16  * This is a trivial protocol that's used to track gralloc buffers
    17  * across thread contexts.  A live PGrallocBuffer actor always
    18  * corresponds 1:1 to a pre-shared gralloc buffer (sharing is done by
    19  * the PGrallocBuffer constructor).
    20  */
    21 async protocol PGrallocBuffer {
    22   manager PImageBridge or PLayerTransaction;
    24   /** Gralloc buffers can be "owned" by either parent or child. */
    25 both:
    26   async __delete__();
    27 };
    29 } // namespace layers
    30 } // namespace mozilla

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