Trim promote_storagetype

Author: kshyatt

src/tensors/braidingtensor.jl

@@ -81,13 +81,6 @@ end
 storagetype(::Type{BraidingTensor{T, S, A}}) where {T, S, A} = A
 space(b::BraidingTensor) = b.adjoint ? b.V1 ⊗ b.V2 ← b.V2 ⊗ b.V1 : b.V2 ⊗ b.V1 ← b.V1 ⊗ b.V2
 
-promote_storagetype(::Type{B}, ::Type{T}) where {B <: BraidingTensor, T <: AbstractTensorMap} =
-    promote_storagetype(storagetype(B), storagetype(T))
-promote_storagetype(::Type{T}, ::Type{B}) where {B <: BraidingTensor, T <: AbstractTensorMap} =
-    promote_storagetype(storagetype(B), storagetype(T))
-promote_storagetype(::Type{BA}, ::Type{BB}) where {BA <: BraidingTensor, BB <: BraidingTensor} =
-    promote_storagetype(storagetype(BA), storagetype(BB))
-
 function Base.getindex(b::BraidingTensor)
     sectortype(b) === Trivial || throw(SectorMismatch())
     (V1, V2) = domain(b)