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Bug 1061943 - Purge all GradientCache on memory-pressure r=jrmuizel

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This commit is contained in:
Sotaro Ikeda 2014-09-04 10:28:43 -07:00
parent 1f8d0085b8
commit 79d583db14
3 changed files with 10 additions and 0 deletions
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8
gfx/thebes/gfxGradientCache.cpp
View File

@ -207,6 +207,14 @@ gfxGradientCache::GetOrCreateGradientStops(DrawTarget *aDT, nsTArray<GradientSto
return gs;
}
void
gfxGradientCache::PurgeAllCaches()
{
if (gGradientCache) {
gGradientCache->AgeAllGenerations();
}
}
void
gfxGradientCache::Shutdown()
{

1
gfx/thebes/gfxGradientCache.h
View File

@ -26,6 +26,7 @@ public:
nsTArray<gfx::GradientStop>& aStops,
gfx::ExtendMode aExtend);
static void PurgeAllCaches();
static void Shutdown();
};

1
gfx/thebes/gfxPlatform.cpp
View File

@ -220,6 +220,7 @@ MemoryPressureObserver::Observe(nsISupports *aSubject,
{
NS_ASSERTION(strcmp(aTopic, "memory-pressure") == 0, "unexpected event topic");
Factory::PurgeAllCaches();
gfxGradientCache::PurgeAllCaches();
gfxPlatform::GetPlatform()->PurgeSkiaCache();
return NS_OK;