Eliminate deprecated is_valid_ methods

Author: ScottPJones

base/string.jl

@@ -968,9 +968,6 @@ byte_string_classify(s::ByteString) = byte_string_classify(s.data)
     # 1: valid ASCII
     # 2: valid UTF-8
 
-is_valid_ascii(s::Union(Array{UInt8,1},ByteString)) = byte_string_classify(s) == 1
-is_valid_utf8(s::Union(Array{UInt8,1},ByteString)) = byte_string_classify(s) != 0
-
 isvalid(::Type{ASCIIString}, s::Union(Array{UInt8,1},ByteString)) = byte_string_classify(s) == 1
 isvalid(::Type{UTF8String}, s::Union(Array{UInt8,1},ByteString)) = byte_string_classify(s) != 0
 isvalid(str::ASCIIString) = byte_string_classify(str) == 1

base/utf16.jl

@@ -111,8 +111,6 @@ function isvalid(::Type{UTF16String}, data::AbstractArray{UInt16})
 end
 
 isvalid(str::UTF16String) = isvalid(UTF16String, str.data)
-is_valid_utf16(str::UTF16String) = isvalid(UTF16String, str.data)
-is_valid_utf16(data::AbstractArray{UInt16}) = isvalid(UTF16String, data)
 
 function convert(::Type{UTF16String}, data::AbstractVector{UInt16})
     !isvalid(UTF16String, data) && throw(ArgumentError("invalid UTF16 data"))

base/utf32.jl

@@ -100,8 +100,6 @@ function isvalid(::Type{UTF32String}, str::Union(Vector{Char}, Vector{UInt32}))
 end
 isvalid(str::Vector{Char}) = isvalid(UTF32String, str)
 isvalid(str::UTF32String) = isvalid(UTF32String, (str.data))
-is_valid_utf32(str::Union(Vector{Char}, Vector{UInt32})) = isvalid(UTF32String, str)
-is_valid_utf32(str::UTF32String) = isvalid(UTF32String, str.data)
 
 utf32(p::Ptr{Char}, len::Integer) = utf32(pointer_to_array(p, len))
 utf32(p::Union(Ptr{UInt32}, Ptr{Int32}), len::Integer) = utf32(convert(Ptr{Char}, p), len)

base/utf8proc.jl

@@ -8,7 +8,7 @@ import Base: show, showcompact, ==, hash, string, symbol, isless, length, eltype
 export isgraphemebreak
 
 # also exported by Base:
-export normalize_string, graphemes, is_valid_char, is_assigned_char, charwidth, isvalid,
+export normalize_string, graphemes, is_assigned_char, charwidth, isvalid,
    islower, isupper, isalpha, isdigit, isnumber, isalnum,
    iscntrl, ispunct, isspace, isprint, isgraph, isblank
 
@@ -19,10 +19,6 @@ isvalid(::Type{Char}, ch::Char) = isvalid(Char, UInt32(ch))
 
 isvalid(ch::Char) = isvalid(Char, ch)
 
-is_valid_char(ch::Unsigned) = isvalid(Char, ch)
-is_valid_char(ch::Integer) = isvalid(Char, Unsigned(ch))
-is_valid_char(ch::Char) = isvalid(Char, UInt32(ch))
-
 # utf8 category constants
 const UTF8PROC_CATEGORY_CN = 0
 const UTF8PROC_CATEGORY_LU = 1