servo: Merge #15987 - Fix a couple of HTML parsing issues (from nox:h5e); r=Ms2ger

Source-Repo: https://github.com/servo/servo
Source-Revision: 47f0b4155cb2925dc0702aedf1a539b5ac22a286

--HG--
extra : subtree_source : https%3A//hg.mozilla.org/projects/converted-servo-linear
extra : subtree_revision : 404717f3c7b9a792688aae744c8bdca50f285945

servo/Cargo.lock

@@ -1134,7 +1134,7 @@ dependencies = [
 
 [[package]]
 name = "html5ever"
-version = "0.14.0"
+version = "0.14.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "heapsize 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2253,7 +2253,7 @@ dependencies = [
  "gfx_traits 0.0.1",
  "heapsize 0.3.8 (registry+https://github.com/rust-lang/crates.io-index)",
  "heapsize_derive 0.1.4 (registry+https://github.com/rust-lang/crates.io-index)",
- "html5ever 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "html5ever 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "html5ever-atoms 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)",
  "hyper 0.9.18 (registry+https://github.com/rust-lang/crates.io-index)",
  "hyper_serde 0.5.1 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3413,7 +3413,7 @@ dependencies = [
 "checksum heartbeats-simple 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "9ad003ce233955e9d95f2c69cde84e68302ba9ba4a673d351c9bff93c738aadc"
 "checksum heartbeats-simple-sys 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e1a408c0011427cc0e0049f7861c70377819aedfc006e8c901b1c70fd98fb1a4"
 "checksum hpack 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "3d2da7d3a34cf6406d9d700111b8eafafe9a251de41ae71d8052748259343b58"
-"checksum html5ever 0.14.0 (registry+https://github.com/rust-lang/crates.io-index)" = "a3b2e982006a000535c1976213cd1baa3f455cd19335d50992ab219ffe1d3c06"
+"checksum html5ever 0.14.1 (registry+https://github.com/rust-lang/crates.io-index)" = "c28216b1b9d20ef7407d8d633a3c1c4ec9a529ee661184aac0a03876709bd6b8"
 "checksum html5ever-atoms 0.2.0 (registry+https://github.com/rust-lang/crates.io-index)" = "f9bd86e3b6a5a7933a272cc0a854f24e371f31576e585c0b41e8f857270c5134"
 "checksum httparse 1.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "a6e7a63e511f9edffbab707141fbb8707d1a3098615fb2adbd5769cdfcc9b17d"
 "checksum hyper 0.9.18 (registry+https://github.com/rust-lang/crates.io-index)" = "1b9bf64f730d6ee4b0528a5f0a316363da9d8104318731509d4ccc86248f82b3"

servo/components/script/dom/servoparser/html.rs

@@ -33,6 +33,7 @@ use html5ever::tree_builder::{NodeOrText, QuirksMode};
 use html5ever::tree_builder::{Tracer as HtmlTracer, TreeBuilder, TreeBuilderOpts, TreeSink};
 use js::jsapi::JSTracer;
 use servo_url::ServoUrl;
+use std::ascii::AsciiExt;
 use std::borrow::Cow;
 use std::io::{self, Write};
 use style::context::QuirksMode as ServoQuirksMode;
@@ -264,6 +265,16 @@ impl TreeSink for Sink {
         }
     }
 
+    /// https://html.spec.whatwg.org/multipage/#html-integration-point
+    /// Specifically, the <annotation-xml> cases.
+    fn is_mathml_annotation_xml_integration_point(&self, handle: JS<Node>) -> bool {
+        let elem = handle.downcast::<Element>().unwrap();
+        elem.get_attribute(&ns!(), &local_name!("encoding")).map_or(false, |attr| {
+            attr.value().eq_ignore_ascii_case("text/html")
+                || attr.value().eq_ignore_ascii_case("application/xhtml+xml")
+        })
+    }
+
     fn set_current_line(&mut self, line_number: u64) {
         self.current_line = line_number;
     }