remove unsupported use of chained type parameters

Author: JeffBezanson

base/linalg/cholesky.jl

@@ -1,7 +1,7 @@
 ##########################
 # Cholesky Factorization #
 ##########################
-immutable Cholesky{T,S<:AbstractMatrix{T},UpLo} <: Factorization{T}
+immutable Cholesky{T,S<:AbstractMatrix,UpLo} <: Factorization{T}
     UL::S
 end
 immutable CholeskyPivoted{T} <: Factorization{T}

base/linalg/ldlt.jl

@@ -1,4 +1,4 @@
-immutable LDLt{T,S<:AbstractMatrix{T}} <: Factorization{T}
+immutable LDLt{T,S<:AbstractMatrix} <: Factorization{T}
     data::S
 end
 

base/linalg/lu.jl

@@ -1,7 +1,7 @@
 ####################
 # LU Factorization #
 ####################
-immutable LU{T,S<:AbstractMatrix{T}} <: Factorization{T}
+immutable LU{T,S<:AbstractMatrix} <: Factorization{T}
     factors::S
     ipiv::Vector{BlasInt}
     info::BlasInt

base/linalg/symmetric.jl

@@ -1,10 +1,10 @@
 #Symmetric and Hermitian matrices
-immutable Symmetric{T,S<:AbstractMatrix{T}} <: AbstractMatrix{T}
+immutable Symmetric{T,S<:AbstractMatrix} <: AbstractMatrix{T}
     data::S
     uplo::Char
 end
 Symmetric(A::AbstractMatrix, uplo::Symbol=:U) = (chksquare(A);Symmetric{eltype(A),typeof(A)}(A, char_uplo(uplo)))
-immutable Hermitian{T,S<:AbstractMatrix{T}} <: AbstractMatrix{T}
+immutable Hermitian{T,S<:AbstractMatrix} <: AbstractMatrix{T}
     data::S
     uplo::Char
 end

base/linalg/triangular.jl

@@ -1,5 +1,5 @@
 ## Triangular
-immutable Triangular{T,S<:AbstractMatrix{T},UpLo,IsUnit} <: AbstractMatrix{T}
+immutable Triangular{T,S<:AbstractMatrix,UpLo,IsUnit} <: AbstractMatrix{T}
     data::S
 end
 function Triangular{T}(A::AbstractMatrix{T}, uplo::Symbol, isunit::Bool=false)