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Backed out changeset ba934ac9fc6b (bug 862448) for B2G reftest crashes.

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This commit is contained in:
Ryan VanderMeulen 2013-04-25 11:00:58 -04:00
parent 677c5b5128
commit 115fd0d0a5
1 changed files with 16 additions and 10 deletions
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26
gfx/gl/SurfaceStream.cpp
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@ -311,20 +311,26 @@ SurfaceStream_TripleBuffer_Copy::SwapProducer(SurfaceFactory* factory,
RecycleScraps(factory);
if (mProducer) {
if (mStaging) {
// We'll re-use this for a new mProducer later on if
// the size remains the same
if (mStaging && mStaging->Type() != factory->Type())
Recycle(factory, mStaging);
}
Move(mProducer, mStaging);
if (!mStaging)
New(factory, mProducer->Size(), mStaging);
if (!mStaging)
return nullptr;
SharedSurface::Copy(mProducer, mStaging, factory);
// Fence now, before we start (maybe) juggling Prod around.
mStaging->Fence();
New(factory, size, mProducer);
if (mStaging->Size() == mProducer->Size())
SharedSurface::Copy(mStaging, mProducer, factory);
} else {
if (mProducer->Size() != size)
Recycle(factory, mProducer);
}
// The old Prod (if there every was one) was invalid,
// so we need a new one.
if (!mProducer) {
New(factory, size, mProducer);
}