Upgrade rust/crates/protobuf-codegen to 2.18.1

Test: make
Change-Id: Ie57d9bfed5c5a2e142990d67ee5a2a9079351c8e
diff --git a/.cargo_vcs_info.json b/.cargo_vcs_info.json
index e7b2111..2bb6739 100644
--- a/.cargo_vcs_info.json
+++ b/.cargo_vcs_info.json
@@ -1,5 +1,5 @@
 {
   "git": {
-    "sha1": "dddcb17948d6ad78fe610af5a7f016d871d2a380"
+    "sha1": "09619bc3a85243f092e68ab9ba1f2c5573d5a85b"
   }
 }
diff --git a/Android.bp b/Android.bp
index 2ac2ac1..412db99 100644
--- a/Android.bp
+++ b/Android.bp
@@ -2,7 +2,6 @@
 
 rust_library_host {
     name: "libprotobuf_codegen",
-    // has rustc warnings
     crate_name: "protobuf_codegen",
     srcs: ["src/lib.rs"],
     edition: "2015",
@@ -13,7 +12,6 @@
 
 rust_test_host {
     name: "protobuf-codegen_host_test_src_lib",
-    // has rustc warnings
     crate_name: "protobuf_codegen",
     srcs: ["src/lib.rs"],
     test_suites: ["general-tests"],
@@ -26,7 +24,6 @@
 
 rust_binary_host {
     name: "protoc-gen-rust",
-    // has rustc warnings
     crate_name: "protoc_gen_rust",
     srcs: ["src/bin/protoc-gen-rust.rs"],
     edition: "2015",
@@ -37,4 +34,4 @@
 }
 
 // dependent_library ["feature_list"]
-//   protobuf-2.18.0
+//   protobuf-2.18.1
diff --git a/Cargo.lock b/Cargo.lock
index 84467c7..f5d8ba8 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2,13 +2,13 @@
 # It is not intended for manual editing.
 [[package]]
 name = "protobuf"
-version = "2.18.0"
+version = "2.18.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "6d147edb77bcccbfc81fabffdc7bd50c13e103b15ca1e27515fe40de69a5776b"
+checksum = "da78e04bc0e40f36df43ecc6575e4f4b180e8156c4efd73f13d5619479b05696"
 
 [[package]]
 name = "protobuf-codegen"
-version = "2.18.0"
+version = "2.18.1"
 dependencies = [
  "protobuf",
 ]
diff --git a/Cargo.toml b/Cargo.toml
index 09a30b7..abfda3b 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -12,7 +12,7 @@
 
 [package]
 name = "protobuf-codegen"
-version = "2.18.0"
+version = "2.18.1"
 authors = ["Stepan Koltsov <stepan.koltsov@gmail.com>"]
 description = "Code generator for rust-protobuf.\n\nIncludes a library and `protoc-gen-rust` binary.\n\nSee `protoc-rust` and `protobuf-codegen-pure` crates.\n"
 homepage = "https://github.com/stepancheg/rust-protobuf/"
@@ -34,4 +34,4 @@
 path = "src/bin/protobuf-bin-gen-rust-do-not-use.rs"
 test = false
 [dependencies.protobuf]
-version = "=2.18.0"
+version = "=2.18.1"
diff --git a/Cargo.toml.orig b/Cargo.toml.orig
index 01d1087..4124067 100644
--- a/Cargo.toml.orig
+++ b/Cargo.toml.orig
@@ -1,6 +1,6 @@
 [package]
 name = "protobuf-codegen"
-version = "2.18.0"
+version = "2.18.1"
 authors = ["Stepan Koltsov <stepan.koltsov@gmail.com>"]
 license = "MIT"
 homepage = "https://github.com/stepancheg/rust-protobuf/"
@@ -17,7 +17,7 @@
 bench = false
 
 [dependencies]
-protobuf = { path = "../protobuf", version = "=2.18.0" }
+protobuf = { path = "../protobuf", version = "=2.18.1" }
 
 [[bin]]
 
diff --git a/METADATA b/METADATA
index b44593d..a3beffb 100644
--- a/METADATA
+++ b/METADATA
@@ -7,13 +7,13 @@
   }
   url {
     type: ARCHIVE
-    value: "https://static.crates.io/crates/protobuf-codegen/protobuf-codegen-2.18.0.crate"
+    value: "https://static.crates.io/crates/protobuf-codegen/protobuf-codegen-2.18.1.crate"
   }
-  version: "2.18.0"
+  version: "2.18.1"
   license_type: NOTICE
   last_upgrade_date {
     year: 2020
-    month: 10
-    day: 6
+    month: 11
+    day: 24
   }
 }
diff --git a/src/lib.rs b/src/lib.rs
index 8e519d4..8011bc1 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -192,7 +192,7 @@
     {
         let mut w = CodeWriter::new(&mut v);
 
-        w.write_generated_by("rust-protobuf", "2.18.0");
+        w.write_generated_by("rust-protobuf", "2.18.1");
         w.write_line(&format!("//! Generated file from `{}`", file.get_name()));
         if customize.inside_protobuf != Some(true) {
             w.write_line("");