Auto merge of rust-lang#724 - emilio:mangling-panic, r=upsuper

Minor version bump.

Author: bors-servo

Cargo.lock

@@ -13,7 +13,7 @@ name = "bindgen"
 readme = "README.md"
 repository = "https://github.com/servo/rust-bindgen"
 documentation = "https://docs.rs/bindgen"
-version = "0.25.2"
+version = "0.25.3"
 build = "build.rs"
 
 exclude = [