servo: Merge #14992 - Upgrade to rustc 1.16.0-nightly (2782e8f8f 2017-01-12) (from servo:rustup); r=jdm

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---
<!-- Thank you for contributing to Servo! Please replace each `[ ]` by `[X]` when the step is complete, and replace `__` with appropriate data: -->
- [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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- [ ] There are tests for these changes OR
- [ ] These changes do not require tests because _____

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Source-Repo: https://github.com/servo/servo
Source-Revision: 38fccce3ba512bbf7100574e225d73f538fad5f0

servo/components/plugins/lints/transmute_type.rs

@@ -29,11 +29,10 @@ impl<'a, 'tcx> LateLintPass<'a, 'tcx> for TransmutePass {
                         if path.segments.last()
                                         .map_or(false, |ref segment| &*segment.name.as_str() == "transmute") &&
                            args.len() == 1 {
-                            let tcx = cx.tcx;
                             cx.span_lint(TRANSMUTE_TYPE_LINT, ex.span,
                                          &format!("Transmute to {:?} from {:?} detected",
-                                                  tcx.tables().expr_ty(ex),
-                                                  tcx.tables().expr_ty(&args.get(0).unwrap())
+                                                  cx.tables.expr_ty(ex),
+                                                  cx.tables.expr_ty(&args.get(0).unwrap())
                                         ));
                         }
                     }

servo/components/plugins/lints/unrooted_must_root.rs

@@ -169,7 +169,7 @@ impl<'a, 'b, 'tcx> visit::Visitor<'tcx> for FnDefVisitor<'a, 'b, 'tcx> {
         let cx = self.cx;
 
         fn require_rooted(cx: &LateContext, in_new_function: bool, subexpr: &hir::Expr) {
-            let ty = cx.tcx.tables().expr_ty(&subexpr);
+            let ty = cx.tables.expr_ty(&subexpr);
             if is_unrooted_ty(cx, ty, in_new_function) {
                 cx.span_lint(UNROOTED_MUST_ROOT,
                              subexpr.span,
@@ -203,7 +203,7 @@ impl<'a, 'b, 'tcx> visit::Visitor<'tcx> for FnDefVisitor<'a, 'b, 'tcx> {
         let cx = self.cx;
 
         if let hir::PatKind::Binding(hir::BindingMode::BindByValue(_), _, _, _) = pat.node {
-            let ty = cx.tcx.tables().pat_ty(pat);
+            let ty = cx.tables.pat_ty(pat);
             if is_unrooted_ty(cx, ty, self.in_new_function) {
                 cx.span_lint(UNROOTED_MUST_ROOT,
                             pat.span,

servo/components/script/dom/xmlhttprequest.rs

@@ -40,7 +40,8 @@ use encoding::all::UTF_8;
 use encoding::label::encoding_from_whatwg_label;
 use encoding::types::{DecoderTrap, EncoderTrap, Encoding, EncodingRef};
 use euclid::length::Length;
-use html5ever::serialize::{self, SerializeOpts};
+use html5ever::serialize;
+use html5ever::serialize::SerializeOpts;
 use hyper::header::{ContentLength, ContentType};
 use hyper::header::Headers;
 use hyper::method::Method;

servo/rust-nightly-date

@@ -1 +1 @@
-2017-01-06
+2017-01-12