Delete useless precompile statements (#260)

Author: timholy

src/precompile.jl

@@ -3,10 +3,6 @@ function _precompile_()
     Base.precompile(Tuple{typeof(Base.showarg),IOBuffer,OffsetArray{Int, 0, Array{Int, 0}},Bool})   # time: 0.037824474
     Base.precompile(Tuple{Type{IdOffsetRange{Int, Base.OneTo{Int}}},UnitRange{Int}})   # time: 0.009825722
     Base.precompile(Tuple{typeof(Base.inds2string),Tuple{IdOffsetRange{Int, Base.OneTo{Int}}, IdOffsetRange{Int, Base.OneTo{Int}}}})   # time: 0.0080779
-    Base.precompile(Tuple{typeof(getindex),StepRangeLen{Float64, Base.TwicePrecision{Float64}, Base.TwicePrecision{Float64}},IdentityUnitRange{UnitRange{Int}}})   # time: 0.008055889
-    Base.precompile(Tuple{typeof(getindex),StepRangeLen{Int, Int, Int},IdentityUnitRange{UnitRange{Int}}})   # time: 0.006584347
-    Base.precompile(Tuple{typeof(getindex),StepRange{Int, Int},IdentityUnitRange{UnitRange{Int}}})   # time: 0.00650066
-    Base.precompile(Tuple{typeof(getindex),LinRange{Float64},IdentityUnitRange{UnitRange{Int}}})   # time: 0.005844317
     Base.precompile(Tuple{typeof(zeros),Tuple{IdOffsetRange{Int, Base.OneTo{Int}}}})   # time: 0.007713056
     Base.precompile(Tuple{typeof(ones),Tuple{IdOffsetRange{Int, Base.OneTo{Int}}}})   # time: 0.007713056
     Base.precompile(Tuple{typeof(trues),Tuple{UnitRange{Int}, UnitRange{Int}}})   # time: 0.005478372