The Tor Browser: layout/base/MaskLayerImageCache.cpp@b8a032363ba2

Incorporate requested changes from Mozilla in review:
https://bugzilla.mozilla.org/show_bug.cgi?id=1123480#c6

     1 /* -*- Mode: C++; tab-width: 20; 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 "MaskLayerImageCache.h"

     7 #include "ImageContainer.h"

     9 using namespace mozilla::layers;

    11 namespace mozilla {

    13 MaskLayerImageCache::MaskLayerImageCache()

    14 {

    15   MOZ_COUNT_CTOR(MaskLayerImageCache);

    16 }

    17 MaskLayerImageCache::~MaskLayerImageCache()

    18 {

    19   MOZ_COUNT_DTOR(MaskLayerImageCache);

    20 }

    23 /* static */ PLDHashOperator

    24 MaskLayerImageCache::SweepFunc(MaskLayerImageEntry* aEntry,

    25                                void* aUserArg)

    26 {

    27   const MaskLayerImageCache::MaskLayerImageKey* key = aEntry->mKey;

    29   if (key->mLayerCount == 0) {

    30     return PL_DHASH_REMOVE;

    31   }

    33   return PL_DHASH_NEXT;

    34 }

    36 void

    37 MaskLayerImageCache::Sweep()

    38 {

    39   mMaskImageContainers.EnumerateEntries(SweepFunc, nullptr);

    40 }

    42 ImageContainer*

    43 MaskLayerImageCache::FindImageFor(const MaskLayerImageKey** aKey)

    44 {

    45   if (MaskLayerImageEntry* entry = mMaskImageContainers.GetEntry(**aKey)) {

    46     *aKey = entry->mKey.get();

    47     return entry->mContainer;

    48   }

    50   return nullptr;

    51 }

    53 void

    54 MaskLayerImageCache::PutImage(const MaskLayerImageKey* aKey, ImageContainer* aContainer)

    55 {

    56   MaskLayerImageEntry* entry = mMaskImageContainers.PutEntry(*aKey);

    57   entry->mContainer = aContainer;

    58 }

    60 }

The Tor Browser / file revision