Auto merge of #14028 - servo:rustup, r=nox,SimonSapin

Update Rust to 1.14.0-nightly (7c69b0d5a 2016-11-01)

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- [ ] These changes fix #__ (github issue number if applicable).

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components/style/lib.rs

@@ -29,7 +29,6 @@
 #![cfg_attr(feature = "servo", feature(proc_macro))]
 #![cfg_attr(feature = "servo", feature(rustc_attrs))]
 #![cfg_attr(feature = "servo", feature(structural_match))]
-#![cfg_attr(feature = "servo", plugin(heapsize_plugin))]
 #![cfg_attr(feature = "servo", plugin(plugins))]
 
 #![deny(warnings)]
@@ -59,6 +58,7 @@ extern crate encoding;
 extern crate euclid;
 extern crate fnv;
 extern crate heapsize;
+#[cfg(feature = "servo")] #[macro_use] extern crate heapsize_derive;
 #[allow(unused_extern_crates)]
 #[macro_use]
 extern crate lazy_static;