layout/svg/nsSVGPaintServerFrame.cpp

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: 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 // Main header first:
     7 #include "nsSVGPaintServerFrame.h"
     9 // Keep others in (case-insensitive) order:
    10 #include "gfxContext.h"
    11 #include "nsSVGElement.h"
    13 NS_IMPL_FRAMEARENA_HELPERS(nsSVGPaintServerFrame)
    15 bool
    16 nsSVGPaintServerFrame::SetupPaintServer(gfxContext *aContext,
    17                                         nsIFrame *aSource,
    18                                         nsStyleSVGPaint nsStyleSVG::*aFillOrStroke,
    19                                         float aOpacity)
    20 {
    21   nsRefPtr<gfxPattern> pattern =
    22     GetPaintServerPattern(aSource, aContext->CurrentMatrix(), aFillOrStroke,
    23                           aOpacity);
    24   if (!pattern)
    25     return false;
    27   if (!aContext->IsCairo()) {
    28     pattern->CacheColorStops(aContext->GetDrawTarget());
    29   }
    31   aContext->SetPattern(pattern);
    32   return true;
    33 }

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