Bug 1835127 Comment 0 Edit History

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Original comment by
on 
Steps to Reproduce:

1) Install and enable the theme https://github.com/nicoth-in/Dark-Space-Theme.
2) Navigate to `about:config` and set the `image.animated.decode-on-demand.recycle` pref to false.
3) Quit and restart Firefox.
4) When the initial Firefox window appears, close the window.
5) Create a new browser window.

Expected Result: Window appears, Firefox continues to run normally.
Actual Result: Firefox crashes.

Relevant part of crash stack:
```
Assertion failure: !entry.mManager->IsDestroyed(), at gfx/layers/ipc/SharedSurfacesChild.cpp:466
#01: mozilla::layers::SharedSurfacesAnimation::SetCurrentFrame(mozilla::gfx::SourceSurfaceSharedData*, mozilla::gfx::IntRectTyped<mozilla::gfx::UnknownUnits> const&)[toolkit/library/build/XUL +0x36e4a38]
#02: mozilla::image::AnimationSurfaceProvider::Advance(unsigned long)[toolkit/library/build/XUL +0x3c7090c]
#03: mozilla::image::DrawableSurface::Advance(unsigned long)[toolkit/library/build/XUL +0x3c87840]
#04: mozilla::image::FrameAnimator::AdvanceFrame(mozilla::image::AnimationState&, mozilla::image::DrawableSurface&, RefPtr<mozilla::image::imgFrame>&, mozilla::TimeStamp)[toolkit/library/build/XUL +0x3c8761c]
#05: mozilla::image::FrameAnimator::RequestRefresh(mozilla::image::AnimationState&, mozilla::TimeStamp const&)[toolkit/library/build/XUL +0x3c88034]
#06: mozilla::image::RasterImage::RequestRefresh(mozilla::TimeStamp const&)[toolkit/library/build/XUL +0x3cc5410]
#07: nsRefreshDriver::UpdateAnimatedImages(mozilla::TimeStamp, mozilla::TimeStamp)[toolkit/library/build/XUL +0x9e461a8]
```
Revision 1 by
on 
Steps to Reproduce **on a debug build**:

1) Install and enable the theme https://github.com/nicoth-in/Dark-Space-Theme.
2) Navigate to `about:config` and set the `image.animated.decode-on-demand.recycle` pref to false.
3) Quit and restart Firefox.
4) When the initial Firefox window appears, close the window.
5) Create a new browser window.

Expected Result: Window appears, Firefox continues to run normally.
Actual Result: Firefox crashes.

Relevant part of crash stack:
```
Assertion failure: !entry.mManager->IsDestroyed(), at gfx/layers/ipc/SharedSurfacesChild.cpp:466
#01: mozilla::layers::SharedSurfacesAnimation::SetCurrentFrame(mozilla::gfx::SourceSurfaceSharedData*, mozilla::gfx::IntRectTyped<mozilla::gfx::UnknownUnits> const&)[toolkit/library/build/XUL +0x36e4a38]
#02: mozilla::image::AnimationSurfaceProvider::Advance(unsigned long)[toolkit/library/build/XUL +0x3c7090c]
#03: mozilla::image::DrawableSurface::Advance(unsigned long)[toolkit/library/build/XUL +0x3c87840]
#04: mozilla::image::FrameAnimator::AdvanceFrame(mozilla::image::AnimationState&, mozilla::image::DrawableSurface&, RefPtr<mozilla::image::imgFrame>&, mozilla::TimeStamp)[toolkit/library/build/XUL +0x3c8761c]
#05: mozilla::image::FrameAnimator::RequestRefresh(mozilla::image::AnimationState&, mozilla::TimeStamp const&)[toolkit/library/build/XUL +0x3c88034]
#06: mozilla::image::RasterImage::RequestRefresh(mozilla::TimeStamp const&)[toolkit/library/build/XUL +0x3cc5410]
#07: nsRefreshDriver::UpdateAnimatedImages(mozilla::TimeStamp, mozilla::TimeStamp)[toolkit/library/build/XUL +0x9e461a8]
```

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