Bump git2.

Author: ehuss

Cargo.toml

@@ -32,7 +32,7 @@ pretty_env_logger = { version = "0.4", optional = true }
 anyhow = "1.0"
 filetime = "0.2.9"
 flate2 = { version = "1.0.3", default-features = false, features = ["zlib"] }
-git2 = "0.13.1"
+git2 = "0.13.5"
 git2-curl = "0.14.0"
 glob = "0.3.0"
 hex = "0.4"
@@ -44,7 +44,7 @@ jobserver = "0.1.21"
 lazycell = "1.2.0"
 libc = "0.2"
 log = "0.4.6"
-libgit2-sys = "0.12.1"
+libgit2-sys = "0.12.5"
 memchr = "2.1.3"
 num_cpus = "1.0"
 opener = "0.4"

src/cargo/sources/path.rs

@@ -204,12 +204,8 @@ impl<'cfg> PathSource<'cfg> {
                 root.display()
             )
         })?;
-        // Git requires forward-slashes.
-        let repo_safe_path = repo_relative_path
-            .join("Cargo.toml")
-            .to_string_lossy()
-            .replace('\\', "/");
-        if index.get_path(Path::new(&repo_safe_path), 0).is_some() {
+        let manifest_path = repo_relative_path.join("Cargo.toml");
+        if index.get_path(&manifest_path, 0).is_some() {
             return Ok(Some(self.list_files_git(pkg, &repo, filter)?));
         }
         // Package Cargo.toml is not in git, don't use git to guide our selection.