Bug 1101248: Properly check return values of creation functions in DrawTargetD2D1::Init. r=BenWa
Bug 1103135: Fix CompositorBench code to build again. r=benwa
Bug 1103176: Block Direct2D when D3D11 layers is blacklisted. r=BenWa

When the D3D11 compositor is blocked through blacklisting, we have no way of using Direct2D in a fast manner and do not want it to be used in any situation.