Auto merge of #213 - spk:remove-crate-time, r=SimonSapin

Use std::time instead of deprecated crate time

Crate time is deprecated; switch to `std::time`
Cheers

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Author: bors-servo

Cargo.toml

@@ -36,7 +36,6 @@ heap_size = ["heapsize", "heapsize_plugin"]
 codegen = ["html5ever_macros"]
 
 [dependencies]
-time = "0"
 log = "0"
 phf = "0.7"
 string_cache = "0.2.0"

src/lib.rs

@@ -29,8 +29,6 @@ extern crate mac;
 
 extern crate phf;
 
-extern crate time;
-
 pub use tokenizer::Attribute;
 pub use driver::{ParseOpts, parse_document, parse_fragment, Parser};
 

src/macros.rs

@@ -24,9 +24,10 @@ macro_rules! unwrap_or_return {
 
 macro_rules! time {
     ($e:expr) => {{
-        let t0 = ::time::precise_time_ns();
+        let now = ::std::time::Instant::now();
         let result = $e;
-        let dt = ::time::precise_time_ns() - t0;
+        let d = now.elapsed();
+        let dt = d.as_secs() * 1_000_000_000 + u64::from(d.subsec_nanos());
         (result, dt)
     }}
 }