Update mozjs.

5 files changed, 125 insertions, 81 deletions

diff --git a/Cargo.lock b/Cargo.lock
index 63784e9763c..8d8548591a4 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1631,7 +1631,7 @@ dependencies = [
  "cssparser 0.23.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "euclid 0.17.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "hashglobe 0.1.0",
- "mozjs 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mozjs 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "selectors 0.19.0",
  "servo_arc 0.1.1",
  "smallbitvec 1.0.6 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -1808,7 +1808,7 @@ dependencies = [
 
 [[package]]
 name = "mozjs"
-version = "0.4.0"
+version = "0.4.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 dependencies = [
  "cmake 0.1.29 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -2496,7 +2496,7 @@ dependencies = [
  "mime_guess 1.8.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "mitochondria 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)",
  "mozangle 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)",
- "mozjs 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
+ "mozjs 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)",
  "msg 0.0.1",
  "net_traits 0.0.1",
  "num-traits 0.1.37 (registry+https://github.com/rust-lang/crates.io-index)",
@@ -3896,7 +3896,7 @@ dependencies = [
 "checksum miow 0.2.1 (registry+https://github.com/rust-lang/crates.io-index)" = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
 "checksum mitochondria 1.1.2 (registry+https://github.com/rust-lang/crates.io-index)" = "9de3eca27871df31c33b807f834b94ef7d000956f57aa25c5aed9c5f0aae8f6f"
 "checksum mozangle 0.1.6 (registry+https://github.com/rust-lang/crates.io-index)" = "1f0583e6792917f498bb3a7440f777a59353102063445ab7f5e9d1dc4ed593aa"
-"checksum mozjs 0.4.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4463834f4d4ffcf2a54706c8a202e25ddac3f142e3eccc4aebade58fa62bc1ff"
+"checksum mozjs 0.4.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f9ab870a85b83df2a5def5a941e5a50493994da0989067b16ab254ce1c770add"
 "checksum mozjs_sys 0.50.1 (registry+https://github.com/rust-lang/crates.io-index)" = "e61a792a125b1364c5ec50255ed8343ce02dc56098f8868dd209d472c8de006a"
 "checksum mp3-metadata 0.3.0 (registry+https://github.com/rust-lang/crates.io-index)" = "4ab5f1d2693586420208d1200ce5a51cd44726f055b635176188137aff42c7de"
 "checksum mp4parse 0.9.1 (registry+https://github.com/rust-lang/crates.io-index)" = "f821e3799bc0fd16d9b861fb02fa7ee1b5fba29f45ad591dade105c48ca9a1a0"
diff --git a/components/script/dom/dommatrix.rs b/components/script/dom/dommatrix.rs
index f5658a9433f..5cbe4ad9b68 100644
--- a/components/script/dom/dommatrix.rs
+++ b/components/script/dom/dommatrix.rs
@@ -61,8 +61,8 @@ impl DOMMatrix {
     // https://drafts.fxtf.org/geometry-1/#dom-dommatrix-fromfloat32array
     pub fn FromFloat32Array(
         global: &GlobalScope,
-        mut array: CustomAutoRooterGuard<Float32Array>)
-        -> Fallible<DomRoot<DOMMatrix>> {
+        array: CustomAutoRooterGuard<Float32Array>,
+    ) -> Fallible<DomRoot<DOMMatrix>> {
         let vec: Vec<f64> = array.to_vec().iter().map(|&x| x as f64).collect();
         DOMMatrix::Constructor_(global, vec)
     }
@@ -70,11 +70,11 @@ impl DOMMatrix {
     // https://drafts.fxtf.org/geometry-1/#dom-dommatrix-fromfloat64array
     pub fn FromFloat64Array(
         global: &GlobalScope,
-        mut array: CustomAutoRooterGuard<Float64Array>)
-        -> Fallible<DomRoot<DOMMatrix>> {
-            let vec: Vec<f64> = array.to_vec();
-            DOMMatrix::Constructor_(global, vec)
-        }
+        array: CustomAutoRooterGuard<Float64Array>,
+    ) -> Fallible<DomRoot<DOMMatrix>> {
+        let vec: Vec<f64> = array.to_vec();
+        DOMMatrix::Constructor_(global, vec)
+    }
 }
 
 impl DOMMatrixMethods for DOMMatrix {
diff --git a/components/script/dom/dommatrixreadonly.rs b/components/script/dom/dommatrixreadonly.rs
index 232ebb5817e..4996cf428b2 100644
--- a/components/script/dom/dommatrixreadonly.rs
+++ b/components/script/dom/dommatrixreadonly.rs
@@ -345,8 +345,8 @@ impl DOMMatrixReadOnly {
     #[allow(unsafe_code)]
     pub fn FromFloat32Array(
         global: &GlobalScope,
-        mut array: CustomAutoRooterGuard<Float32Array>)
-        -> Fallible<DomRoot<DOMMatrixReadOnly>> {
+        array: CustomAutoRooterGuard<Float32Array>,
+    ) -> Fallible<DomRoot<DOMMatrixReadOnly>> {
         let vec: Vec<f64> = array.to_vec().iter().map(|&x| x as f64).collect();
         DOMMatrixReadOnly::Constructor_(global, vec)
     }
@@ -355,12 +355,11 @@ impl DOMMatrixReadOnly {
     #[allow(unsafe_code)]
     pub fn FromFloat64Array(
         global: &GlobalScope,
-        mut array: CustomAutoRooterGuard<Float64Array>)
-        -> Fallible<DomRoot<DOMMatrixReadOnly>> {
+        array: CustomAutoRooterGuard<Float64Array>,
+    ) -> Fallible<DomRoot<DOMMatrixReadOnly>> {
         let vec: Vec<f64> = array.to_vec();
         DOMMatrixReadOnly::Constructor_(global, vec)
     }
-
 }
 
 
diff --git a/components/script/dom/textdecoder.rs b/components/script/dom/textdecoder.rs
index 38efa977e7f..3c061322f07 100644
--- a/components/script/dom/textdecoder.rs
+++ b/components/script/dom/textdecoder.rs
@@ -74,8 +74,8 @@ impl TextDecoderMethods for TextDecoder {
         match input {
             Some(arr) => {
                 let vec: Vec<u8> = match arr {
-                    ArrayBufferViewOrArrayBuffer::ArrayBufferView(mut a) => a.to_vec(),
-                    ArrayBufferViewOrArrayBuffer::ArrayBuffer(mut a) => a.to_vec()
+                    ArrayBufferViewOrArrayBuffer::ArrayBufferView(ref a) => a.to_vec(),
+                    ArrayBufferViewOrArrayBuffer::ArrayBuffer(ref a) => a.to_vec()
                 };
                 let s = if self.fatal {
                     match self.encoding.decode_without_bom_handling_and_without_replacement(&vec) {
diff --git a/components/script/dom/webglrenderingcontext.rs b/components/script/dom/webglrenderingcontext.rs
index 97b65e00019..436372d6c16 100644
--- a/components/script/dom/webglrenderingcontext.rs
+++ b/components/script/dom/webglrenderingcontext.rs
@@ -1193,12 +1193,14 @@ impl Drop for WebGLRenderingContext {
 }
 
 #[allow(unsafe_code)]
-unsafe fn fallible_array_buffer_view_to_vec(cx: *mut JSContext, abv: *mut JSObject) -> Result<Vec<u8>, Error>
-{
+unsafe fn fallible_array_buffer_view_to_vec(
+    cx: *mut JSContext,
+    abv: *mut JSObject,
+) -> Result<Vec<u8>, Error> {
     assert!(!abv.is_null());
     typedarray!(in(cx) let array_buffer_view: ArrayBufferView = abv);
     match array_buffer_view {
-        Ok(mut v) => Ok(v.to_vec()),
+        Ok(v) => Ok(v.to_vec()),
         Err(_) => Err(Error::Type("Not an ArrayBufferView".to_owned())),
     }
 }
@@ -2849,9 +2851,11 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform1iv(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  mut v: CustomAutoRooterGuard<Int32Array>) {
+    fn Uniform1iv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        v: CustomAutoRooterGuard<Int32Array>,
+    ) {
         self.Uniform1iv_(location, v.to_vec());
     }
 
@@ -2863,9 +2867,11 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform1fv(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  mut v: CustomAutoRooterGuard<Float32Array>) {
+    fn Uniform1fv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        v: CustomAutoRooterGuard<Float32Array>,
+    ) {
         self.Uniform1fv_(location, v.to_vec());
     }
 
@@ -2886,9 +2892,11 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform2fv(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  mut v: CustomAutoRooterGuard<Float32Array>) {
+    fn Uniform2fv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        v: CustomAutoRooterGuard<Float32Array>,
+    ) {
         self.Uniform2fv_(location, v.to_vec());
     }
 
@@ -2902,9 +2910,12 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform2i(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  x: i32, y: i32) {
+    fn Uniform2i(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        x: i32,
+        y: i32,
+    ) {
         if self.validate_uniform_parameters(location,
                                             UniformSetterType::IntVec2,
                                             &[x, y]) {
@@ -2913,9 +2924,11 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform2iv(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  mut v: CustomAutoRooterGuard<Int32Array>)  {
+    fn Uniform2iv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        v: CustomAutoRooterGuard<Int32Array>,
+    ) {
         self.Uniform2iv_(location, v.to_vec());
     }
 
@@ -2929,9 +2942,13 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform3f(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  x: f32, y: f32, z: f32) {
+    fn Uniform3f(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        x: f32,
+        y: f32,
+        z: f32,
+    ) {
         if self.validate_uniform_parameters(location,
                                             UniformSetterType::FloatVec3,
                                             &[x, y, z]) {
@@ -2940,9 +2957,11 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform3fv(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn Uniform3fv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        v: CustomAutoRooterGuard<Float32Array>,
+    ) {
         self.Uniform3fv_(location, v.to_vec());
     }
 
@@ -2967,9 +2986,11 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform3iv(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  mut v: CustomAutoRooterGuard<Int32Array>)  {
+    fn Uniform3iv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        v: CustomAutoRooterGuard<Int32Array>,
+    ) {
         self.Uniform3iv_(location, v.to_vec());
     }
 
@@ -2983,9 +3004,14 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform4i(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  x: i32, y: i32, z: i32, w: i32) {
+    fn Uniform4i(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        x: i32,
+        y: i32,
+        z: i32,
+        w: i32,
+    ) {
         if self.validate_uniform_parameters(location,
                                             UniformSetterType::IntVec4,
                                             &[x, y, z, w]) {
@@ -2995,9 +3021,11 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
 
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform4iv(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  mut v: CustomAutoRooterGuard<Int32Array>)  {
+    fn Uniform4iv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        v: CustomAutoRooterGuard<Int32Array>,
+    ) {
         self.Uniform4iv_(location, v.to_vec());
     }
 
@@ -3011,9 +3039,14 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform4f(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  x: f32, y: f32, z: f32, w: f32) {
+    fn Uniform4f(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        x: f32,
+        y: f32,
+        z: f32,
+        w: f32,
+    ) {
         if self.validate_uniform_parameters(location,
                                             UniformSetterType::FloatVec4,
                                             &[x, y, z, w]) {
@@ -3022,9 +3055,11 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn Uniform4fv(&self,
-                  location: Option<&WebGLUniformLocation>,
-                  mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn Uniform4fv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        v: CustomAutoRooterGuard<Float32Array>,
+    ) {
         self.Uniform4fv_(location, v.to_vec());
     }
 
@@ -3038,10 +3073,12 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn UniformMatrix2fv(&self,
-                        location: Option<&WebGLUniformLocation>,
-                        transpose: bool,
-                        mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn UniformMatrix2fv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        transpose: bool,
+        v: CustomAutoRooterGuard<Float32Array>,
+    ) {
         self.UniformMatrix2fv_(location, transpose, v.to_vec());
     }
 
@@ -3058,18 +3095,22 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn UniformMatrix3fv(&self,
-                        location: Option<&WebGLUniformLocation>,
-                        transpose: bool,
-                        mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn UniformMatrix3fv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        transpose: bool,
+        v: CustomAutoRooterGuard<Float32Array>,
+    ) {
         self.UniformMatrix3fv_(location, transpose, v.to_vec());
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn UniformMatrix3fv_(&self,
-                         location: Option<&WebGLUniformLocation>,
-                         transpose: bool,
-                         value: Vec<f32>) {
+    fn UniformMatrix3fv_(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        transpose: bool,
+        value: Vec<f32>,
+    ) {
         if self.validate_uniform_parameters(location,
                                             UniformSetterType::FloatMat3,
                                             &value) {
@@ -3078,18 +3119,22 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn UniformMatrix4fv(&self,
-                        location: Option<&WebGLUniformLocation>,
-                        transpose: bool,
-                        mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn UniformMatrix4fv(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        transpose: bool,
+        v: CustomAutoRooterGuard<Float32Array>,
+    ) {
         self.UniformMatrix4fv_(location, transpose, v.to_vec());
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn UniformMatrix4fv_(&self,
-                         location: Option<&WebGLUniformLocation>,
-                         transpose: bool,
-                         value: Vec<f32>) {
+    fn UniformMatrix4fv_(
+        &self,
+        location: Option<&WebGLUniformLocation>,
+        transpose: bool,
+        value: Vec<f32>,
+    ) {
         if self.validate_uniform_parameters(location,
                                             UniformSetterType::FloatMat4,
                                             &value) {
@@ -3120,7 +3165,7 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn VertexAttrib1fv(&self, indx: u32, mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn VertexAttrib1fv(&self, indx: u32, v: CustomAutoRooterGuard<Float32Array>) {
         self.VertexAttrib1fv_(indx, v.to_vec());
     }
 
@@ -3139,7 +3184,7 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn VertexAttrib2fv(&self, indx: u32, mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn VertexAttrib2fv(&self, indx: u32, v: CustomAutoRooterGuard<Float32Array>) {
         self.VertexAttrib2fv_(indx, v.to_vec());
     }
 
@@ -3158,7 +3203,7 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn VertexAttrib3fv(&self, indx: u32, mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn VertexAttrib3fv(&self, indx: u32, v: CustomAutoRooterGuard<Float32Array>) {
         self.VertexAttrib3fv_(indx, v.to_vec());
     }
 
@@ -3177,7 +3222,7 @@ impl WebGLRenderingContextMethods for WebGLRenderingContext {
     }
 
     // https://www.khronos.org/registry/webgl/specs/latest/1.0/#5.14.10
-    fn VertexAttrib4fv(&self, indx: u32, mut v: CustomAutoRooterGuard<Float32Array>)  {
+    fn VertexAttrib4fv(&self, indx: u32, v: CustomAutoRooterGuard<Float32Array>) {
         self.VertexAttrib4fv_(indx, v.to_vec());
     }