core: Don't use std Instant as it doesn't work for web, use a wrapper

Cargo.lock

@@ -1585,6 +1585,11 @@ name = "instant"
 version = "0.1.6"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5b141fdc7836c525d4d594027d318c84161ca17aaf8113ab1f81ab93ae897485"
+dependencies = [
+ "js-sys",
+ "wasm-bindgen",
+ "web-sys",
+]
 
 [[package]]
 name = "iovec"
@@ -2682,6 +2687,7 @@ dependencies = [
  "generational-arena",
  "gif",
  "indexmap",
+ "instant",
  "jpeg-decoder",
  "json",
  "libflate",

core/Cargo.toml

@@ -32,6 +32,7 @@ thiserror = "1.0"
 json = "0.12.4"
 chrono = "0.4"
 num-traits = "0.2"
+instant = "0.1"
 
 [dependencies.jpeg-decoder]
 version = "0.1.20"
@@ -48,4 +49,5 @@ pretty_assertions = "0.6.1"
 [features]
 default = ["minimp3"]
 lzma = ["swf/lzma"]
+wasm-bindgen = [ "instant/wasm-bindgen" ]
 avm_debug = []

core/src/avm1/object/script_object.rs

@@ -859,10 +859,11 @@ mod tests {
     use crate::tag_utils::{SwfMovie, SwfSlice};
     use crate::vminterface::Instantiator;
     use gc_arena::rootless_arena;
+    use instant::Instant;
     use rand::{rngs::SmallRng, SeedableRng};
     use std::collections::{BTreeMap, HashMap};
     use std::sync::Arc;
-    use std::time::{Duration, Instant};
+    use std::time::Duration;
 
     fn with_object<F, R>(swf_version: u8, test: F) -> R
     where

core/src/avm1/test_utils.rs

@@ -18,11 +18,11 @@ use crate::prelude::*;
 use crate::tag_utils::{SwfMovie, SwfSlice};
 use crate::vminterface::Instantiator;
 use gc_arena::{rootless_arena, MutationContext};
+use instant::Instant;
 use rand::{rngs::SmallRng, SeedableRng};
 use std::collections::{BTreeMap, HashMap};
 use std::sync::Arc;
 use std::time::Duration;
-use std::time::Instant;
 
 pub fn with_avm<F>(swf_version: u8, test: F)
 where

core/src/context.rs

@@ -19,11 +19,11 @@ use crate::tag_utils::{SwfMovie, SwfSlice};
 use crate::transform::TransformStack;
 use core::fmt;
 use gc_arena::{Collect, CollectionContext, MutationContext};
+use instant::Instant;
 use rand::rngs::SmallRng;
 use std::collections::{BTreeMap, HashMap, VecDeque};
 use std::sync::{Arc, Mutex, Weak};
 use std::time::Duration;
-use std::time::Instant;
 
 /// `UpdateContext` holds shared data that is used by the various subsystems of Ruffle.
 /// `Player` crates this when it begins a tick and passes it through the call stack to

core/src/player.rs

@@ -24,13 +24,14 @@ use crate::transform::TransformStack;
 use crate::vminterface::Instantiator;
 use enumset::EnumSet;
 use gc_arena::{make_arena, ArenaParameters, Collect, GcCell};
+use instant::Instant;
 use log::info;
 use rand::{rngs::SmallRng, SeedableRng};
 use std::collections::{BTreeMap, HashMap};
 use std::convert::TryFrom;
 use std::ops::DerefMut;
 use std::sync::{Arc, Mutex, Weak};
-use std::time::{Duration, Instant};
+use std::time::Duration;
 
 pub static DEVICE_FONT_TAG: &[u8] = include_bytes!("../assets/noto-sans-definefont3.bin");
 

web/Cargo.toml

@@ -39,7 +39,7 @@ chrono = { version = "0.4", features = ["wasmbind"] }
 [dependencies.ruffle_core]
 path = "../core"
 default-features = false
-features = ["puremp3"]
+features = ["puremp3", "wasm-bindgen"]
 
 [dependencies.web-sys]
 version = "0.3.45"