Bug 1521249 part 1 - Update encoding_rs to 0.8.16. r=glandium

This changeset requires nightly Rust (to be changed in the next part).

Depends on D21891

Differential Revision: https://phabricator.services.mozilla.com/D20288

--HG--
rename : third_party/rust/simd/LICENSE-APACHE => third_party/rust/packed_simd/LICENSE-APACHE
rename : third_party/rust/simd/LICENSE-MIT => third_party/rust/packed_simd/LICENSE-MIT
extra : moz-landing-system : lando

third_party/rust/cfg-if/.cargo-checksum.json

@@ -1 +1 @@
-{"files":{"Cargo.toml":"764b9ce160653e841430da3919ff968b957ff811f7da42c8483c8bfc2f06be25","LICENSE-APACHE":"a60eea817514531668d7e00765731449fe14d059d3249e0bc93b36de45f759f2","LICENSE-MIT":"378f5840b258e2779c39418f3f2d7b2ba96f1c7917dd6be0713f88305dbda397","README.md":"3fa9368c60bc701dea294fbacae0469188c4be1de79f82e972bb9b321776cd52","src/lib.rs":"6915169e3ca05f28e1cb0e052379d74f2496400de1240b74c56e55c2674a6560","tests/xcrate.rs":"30dcb70fbb9c96fda2b7825592558279f534776f72e2a8a0a3e26df4dedb3caa"},"package":"d4c819a1287eb618df47cc647173c5c4c66ba19d888a6e50d605672aed3140de"}
+{"files":{"Cargo.toml":"090d983ec20ad09e59f6b7679b48b9b54e9c0841cf2922b81cba485edcd40876","LICENSE-APACHE":"a60eea817514531668d7e00765731449fe14d059d3249e0bc93b36de45f759f2","LICENSE-MIT":"378f5840b258e2779c39418f3f2d7b2ba96f1c7917dd6be0713f88305dbda397","README.md":"1cd0ebc3b30a9c9eddb0fda5515b5a52ec2b85a087328f0ee9f4d68cbb28afc2","src/lib.rs":"f02d6e295109365cf54884e5282a3e7d1e1f62857c700f23cd013e94a56bd803","tests/xcrate.rs":"30dcb70fbb9c96fda2b7825592558279f534776f72e2a8a0a3e26df4dedb3caa"},"package":"082bb9b28e00d3c9d39cc03e64ce4cea0f1bb9b3fde493f0cbc008472d22bdf4"}

third_party/rust/cfg-if/Cargo.toml

@@ -1,14 +1,24 @@
+# THIS FILE IS AUTOMATICALLY GENERATED BY CARGO
+#
+# When uploading crates to the registry Cargo will automatically
+# "normalize" Cargo.toml files for maximal compatibility
+# with all versions of Cargo and also rewrite `path` dependencies
+# to registry (e.g. crates.io) dependencies
+#
+# If you believe there's an error in this file please file an
+# issue against the rust-lang/cargo repository. If you're
+# editing this file be aware that the upstream Cargo.toml
+# will likely look very different (and much more reasonable)
+
 [package]
 name = "cfg-if"
-version = "0.1.2"
+version = "0.1.6"
 authors = ["Alex Crichton <[email protected]>"]
-license = "MIT/Apache-2.0"
+description = "A macro to ergonomically define an item depending on a large number of #[cfg]\nparameters. Structured like an if-else chain, the first matching branch is the\nitem that gets emitted.\n"
+homepage = "https://github.com/alexcrichton/cfg-if"
+documentation = "https://docs.rs/cfg-if"
 readme = "README.md"
+license = "MIT/Apache-2.0"
 repository = "https://github.com/alexcrichton/cfg-if"
-homepage = "https://github.com/alexcrichton/cfg-if"
-documentation = "http://alexcrichton.com/cfg-if"
-description = """
-A macro to ergonomically define an item depending on a large number of #[cfg]
-parameters. Structured like an if-else chain, the first matching branch is the
-item that gets emitted.
-"""
+[badges.travis-ci]
+repository = "alexcrichton/cfg-if"

third_party/rust/cfg-if/README.md

@@ -2,7 +2,7 @@
 
 [![Build Status](https://travis-ci.org/alexcrichton/cfg-if.svg?branch=master)](https://travis-ci.org/alexcrichton/cfg-if)
 
-[Documentation](http://alexcrichton.com/cfg-if)
+[Documentation](https://docs.rs/cfg-if)
 
 A macro to ergonomically define an item depending on a large number of #[cfg]
 parameters. Structured like an if-else chain, the first matching branch is the
@@ -36,9 +36,17 @@ fn main() {
 
 # License
 
-`cfg-if` is primarily distributed under the terms of both the MIT license and
-the Apache License (Version 2.0), with portions covered by various BSD-like
-licenses.
+This project is licensed under either of
 
-See LICENSE-APACHE, and LICENSE-MIT for details.
+ * Apache License, Version 2.0, ([LICENSE-APACHE](LICENSE-APACHE) or
+   http://www.apache.org/licenses/LICENSE-2.0)
+ * MIT license ([LICENSE-MIT](LICENSE-MIT) or
+   http://opensource.org/licenses/MIT)
 
+at your option.
+
+### Contribution
+
+Unless you explicitly state otherwise, any contribution intentionally submitted
+for inclusion in Serde by you, as defined in the Apache-2.0 license, shall be
+dual licensed as above, without any additional terms or conditions.

third_party/rust/cfg-if/src/lib.rs

@@ -1,10 +1,10 @@
-//! A macro for defining #[cfg] if-else statements.
+//! A macro for defining `#[cfg]` if-else statements.
 //!
 //! The macro provided by this crate, `cfg_if`, is similar to the `if/elif` C
 //! preprocessor macro by allowing definition of a cascade of `#[cfg]` cases,
 //! emitting the implementation which matches first.
 //!
-//! This allows you to conveniently provide a long list #[cfg]'d blocks of code
+//! This allows you to conveniently provide a long list `#[cfg]`'d blocks of code
 //! without having to rewrite each clause multiple times.
 //!
 //! # Example
@@ -28,54 +28,63 @@
 
 #![no_std]
 
-#![doc(html_root_url = "http://alexcrichton.com/cfg-if")]
+#![doc(html_root_url = "https://docs.rs/cfg-if")]
 #![deny(missing_docs)]
 #![cfg_attr(test, deny(warnings))]
 
-#[macro_export]
+#[macro_export(local_inner_macros)]
 macro_rules! cfg_if {
+    // match if/else chains with a final `else`
     ($(
         if #[cfg($($meta:meta),*)] { $($it:item)* }
     ) else * else {
         $($it2:item)*
     }) => {
-        __cfg_if_items! {
+        cfg_if! {
+            @__items
             () ;
             $( ( ($($meta),*) ($($it)*) ), )*
             ( () ($($it2)*) ),
         }
     };
+
+    // match if/else chains lacking a final `else`
     (
         if #[cfg($($i_met:meta),*)] { $($i_it:item)* }
         $(
             else if #[cfg($($e_met:meta),*)] { $($e_it:item)* }
         )*
     ) => {
-        __cfg_if_items! {
+        cfg_if! {
+            @__items
             () ;
             ( ($($i_met),*) ($($i_it)*) ),
             $( ( ($($e_met),*) ($($e_it)*) ), )*
             ( () () ),
         }
-    }
-}
+    };
 
-#[macro_export]
-#[doc(hidden)]
-macro_rules! __cfg_if_items {
-    (($($not:meta,)*) ; ) => {};
-    (($($not:meta,)*) ; ( ($($m:meta),*) ($($it:item)*) ), $($rest:tt)*) => {
-        __cfg_if_apply! { cfg(all($($m,)* not(any($($not),*)))), $($it)* }
-        __cfg_if_items! { ($($not,)* $($m,)*) ; $($rest)* }
-    }
-}
+    // Internal and recursive macro to emit all the items
+    //
+    // Collects all the negated cfgs in a list at the beginning and after the
+    // semicolon is all the remaining items
+    (@__items ($($not:meta,)*) ; ) => {};
+    (@__items ($($not:meta,)*) ; ( ($($m:meta),*) ($($it:item)*) ), $($rest:tt)*) => {
+        // Emit all items within one block, applying an approprate #[cfg]. The
+        // #[cfg] will require all `$m` matchers specified and must also negate
+        // all previous matchers.
+        cfg_if! { @__apply cfg(all($($m,)* not(any($($not),*)))), $($it)* }
+
+        // Recurse to emit all other items in `$rest`, and when we do so add all
+        // our `$m` matchers to the list of `$not` matchers as future emissions
+        // will have to negate everything we just matched as well.
+        cfg_if! { @__items ($($not,)* $($m,)*) ; $($rest)* }
+    };
 
-#[macro_export]
-#[doc(hidden)]
-macro_rules! __cfg_if_apply {
-    ($m:meta, $($it:item)*) => {
+    // Internal macro to Apply a cfg attribute to a list of items
+    (@__apply $m:meta, $($it:item)*) => {
         $(#[$m] $it)*
-    }
+    };
 }
 
 #[cfg(test)]