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

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

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- [x] `./mach build -d` does not report any errors
- [x] `./mach test-tidy` does not report any errors
- [ ] These changes fix #__ (github issue number if applicable).

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components/script/dom/bindings/js.rs

@@ -625,6 +625,12 @@ impl<T: Reflectable> Deref for Root<T> {
     }
 }
 
+impl<T: Reflectable + HeapSizeOf> HeapSizeOf for Root<T> {
+    fn heap_size_of_children(&self) -> usize {
+        (**self).heap_size_of_children()
+    }
+}
+
 impl<T: Reflectable> PartialEq for Root<T> {
     fn eq(&self, other: &Self) -> bool {
         self.ptr == other.ptr

components/script/dom/bindings/num.rs

@@ -4,6 +4,7 @@
 
 //! The `Finite<T>` struct.
 
+use heapsize::HeapSizeOf;
 use num_traits::Float;
 use std::ops::Deref;
 
@@ -38,3 +39,9 @@ impl<T: Float> Deref for Finite<T> {
         value
     }
 }
+
+impl<T: Float + HeapSizeOf> HeapSizeOf for Finite<T> {
+    fn heap_size_of_children(&self) -> usize {
+        (**self).heap_size_of_children()
+    }
+}