Import 'pin-project' package version 0.4.16

* Add OWNERS and Android.bp

Bug: 156165390
Test: make
Change-Id: I8ace68f978b2725ad91e0f64282003fa453674ca
diff --git a/Cargo.toml.orig b/Cargo.toml.orig
new file mode 100644
index 0000000..c886996
--- /dev/null
+++ b/Cargo.toml.orig
@@ -0,0 +1,31 @@
+[package]
+name = "pin-project"
+version = "0.4.16"
+authors = ["Taiki Endo <te316e89@gmail.com>"]
+edition = "2018"
+license = "Apache-2.0 OR MIT"
+repository = "https://github.com/taiki-e/pin-project"
+homepage = "https://github.com/taiki-e/pin-project"
+documentation = "https://docs.rs/pin-project"
+keywords = ["pin", "macros", "attribute"]
+categories = ["no-std", "rust-patterns"]
+readme = "README.md"
+description = """
+A crate for safe and ergonomic pin-projection.
+"""
+
+[package.metadata.docs.rs]
+targets = ["x86_64-unknown-linux-gnu"]
+
+[workspace]
+members = [
+    "pin-project-internal",
+    "tests/ui/auxiliary",
+    "tests/doc",
+    "tests/expand",
+    "tests/rust-2015"
+]
+
+[dependencies]
+pin-project-internal = { version = "=0.4.16", path = "pin-project-internal", default-features = false }
+