[librsvg/librsvg-2.44] Use the language_tags crate

[Federico Mena Quintero <federico src gnome org>]

commit c1d4d10e68c8b63e13ccc1b7082282609ebc7fb7
Author: Federico Mena Quintero <federico gnome org>
Date:   Thu Oct 4 09:08:45 2018 -0500

    Use the language_tags crate
    
    We'll use this for the actual matching of BCP47 language tags.

 Cargo.lock                | 7 +++++++
 rsvg_internals/Cargo.toml | 1 +
 2 files changed, 8 insertions(+)
---
diff --git a/Cargo.lock b/Cargo.lock
index 196d0141..635e4e7b 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -487,6 +487,11 @@ dependencies = [
  "winapi-build 0.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 ]
 
+[[package]]
+name = "language-tags"
+version = "0.2.2"
+source = "registry+https://github.com/rust-lang/crates.io-index";
+
 [[package]]
 name = "lazy_static"
 version = "0.2.11"
@@ -882,6 +887,7 @@ dependencies = [
  "glib 0.5.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "glib-sys 0.6.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "itertools 0.7.8 (registry+https://github.com/rust-lang/crates.io-index)",
+ "language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)",
  "locale_config 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1231,6 +1237,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index";
 "checksum itertools-num 0.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = 
"83ca7b70b838f2e34bc6c2f367a1ed1cfe34fb82464adecadd31cdcc7da882fc"
 "checksum itoa 0.4.3 (registry+https://github.com/rust-lang/crates.io-index)" = 
"1306f3464951f30e30d12373d31c79fbd52d236e5e896fd92f96ec7babbbe60b"
 "checksum kernel32-sys 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = 
"7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
+"checksum language-tags 0.2.2 (registry+https://github.com/rust-lang/crates.io-index)" = 
"a91d884b6667cd606bb5a69aa0c99ba811a115fc68915e7056ec08a46e93199a"
 "checksum lazy_static 0.2.11 (registry+https://github.com/rust-lang/crates.io-index)" = 
"76f033c7ad61445c5b347c7382dd1237847eb1bce590fe50365dcb33d546be73"
 "checksum lazy_static 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)" = 
"ca488b89a5657b0a2ecd45b95609b3e848cf1755da332a0da46e2b2b1cb371a7"
 "checksum libc 0.2.43 (registry+https://github.com/rust-lang/crates.io-index)" = 
"76e3a3ef172f1a0b9a9ff0dd1491ae5e6c948b94479a3021819ba7d860c8645d"
diff --git a/rsvg_internals/Cargo.toml b/rsvg_internals/Cargo.toml
index 317afd3f..32f6eae6 100644
--- a/rsvg_internals/Cargo.toml
+++ b/rsvg_internals/Cargo.toml
@@ -32,6 +32,7 @@ cssparser = "0.24"
 lazy_static = "1.0.0"
 phf = "0.7.21"
 float-cmp = "0.4.0"
+language-tags = "0.2.2"
 locale_config = "*" # recommended explicitly by locale_config's README.md
 nalgebra = "0.16"
 num-traits = "0.2"