Auto merge of #21029 - asajeffrey:smup, r=Manishearth,nox

Upgrade to SM 60

<!-- Please describe your changes on the following line: -->

This is the mozjs_sys smup PR. Depends on servo/mozjs#138 and servo/rust-mozjs#430.

---
<!-- 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
- [X] These changes fix #20585
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- [X] These changes do not require tests because the existing tests will ensure SM is still working

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.travis.yml

@@ -44,13 +44,19 @@ matrix:
         - ./mach clean-nightlies --keep 2 --force
         - ./mach clean-cargo-cache --keep 2 --force
       env:
+        CC=gcc-6
+        CXX=g++-6
         CCACHE=/usr/bin/ccache
         RUSTFLAGS=-Dwarnings
         CARGO_INCREMENTAL=0
       addons:
         apt:
+          sources:
+            - ubuntu-toolchain-r-test
           packages:
+            - autoconf2.13
             - cmake
+            - g++-6
             - gperf
             - libosmesa6-dev
             - libgles2-mesa-dev

appveyor.yml

@@ -1,4 +1,5 @@
 version: 1.0.{build}
+image: Visual Studio 2017
 
 environment:
   CCACHE_DIR: "%APPVEYOR_BUILD_FOLDER%\\.ccache"
@@ -48,6 +49,7 @@ install:
   - appveyor-retry appveyor DownloadFile https://gstreamer.freedesktop.org/data/pkg/windows/1.14.1/gstreamer-1.0-x86_64-1.14.1.msi
   - msiexec /i gstreamer-1.0-devel-x86_64-1.14.1.msi /quiet /qn /norestart /log install-devel.log
   - msiexec /i gstreamer-1.0-x86_64-1.14.1.msi /quiet /qn /norestart /log install.log
+  - call "C:\Program Files (x86)\Microsoft Visual Studio\2017\Community\VC\Auxiliary\Build\vcvars64.bat"
   - appveyor-retry appveyor DownloadFile https://win.rustup.rs/ -FileName rustup-init.exe
   - rustup-init.exe -y --default-host x86_64-pc-windows-msvc --default-toolchain none
   - set PATH=%PATH%;C:\Users\appveyor\.cargo\bin

components/malloc_size_of/Cargo.toml

@@ -29,7 +29,7 @@ euclid = "0.19"
 hashglobe = { path = "../hashglobe" }
 hyper = { version = "0.10", optional = true }
 hyper_serde = { version = "0.8", optional = true }
-mozjs = { version = "0.7.1", features = ["promises"], optional = true }
+mozjs = { version = "0.8.0", optional = true }
 selectors = { path = "../selectors" }
 serde = { version = "1.0.27", optional = true }
 serde_bytes = { version = "0.10", optional = true }

components/script/Cargo.toml

@@ -65,7 +65,7 @@ metrics = {path = "../metrics"}
 mitochondria = "1.1.2"
 mime = "0.2.1"
 mime_guess = "1.8.0"
-mozjs = { version = "0.7.1", features = ["promises"]}
+mozjs = "0.8.0"
 msg = {path = "../msg"}
 net_traits = {path = "../net_traits"}
 num-traits = "0.2"

components/script/dom/abstractworker.rs

@@ -5,8 +5,6 @@
 use dom::bindings::refcounted::Trusted;
 use dom::bindings::reflector::DomObject;
 use dom::bindings::structuredclone::StructuredCloneData;
-use js::jsapi::{JSRuntime, JS_RequestInterruptCallback};
-use js::rust::Runtime;
 use script_runtime::CommonScriptMsg;
 
 /// Messages used to control the worker event loops
@@ -28,25 +26,3 @@ impl<T: DomObject> SimpleWorkerErrorHandler<T> {
         }
     }
 }
-
-#[derive(Clone, Copy)]
-pub struct SharedRt {
-    rt: *mut JSRuntime
-}
-
-impl SharedRt {
-    pub fn new(rt: &Runtime) -> SharedRt {
-        SharedRt {
-            rt: rt.rt()
-        }
-    }
-
-    #[allow(unsafe_code)]
-    pub fn request_interrupt(&self) {
-        unsafe {
-            JS_RequestInterruptCallback(self.rt);
-        }
-    }
-}
-#[allow(unsafe_code)]
-unsafe impl Send for SharedRt {}

components/script/dom/audiobuffer.rs

@@ -11,7 +11,7 @@ use dom::bindings::reflector::{DomObject, Reflector, reflect_dom_object};
 use dom::bindings::root::DomRoot;
 use dom::window::Window;
 use dom_struct::dom_struct;
-use js::jsapi::{DetachDataDisposition, Heap, JSAutoCompartment, JSContext, JSObject};
+use js::jsapi::{Heap, JSAutoCompartment, JSContext, JSObject};
 use js::jsapi::JS_GetArrayBufferViewBuffer;
 use js::rust::CustomAutoRooterGuard;
 use js::rust::wrappers::JS_DetachArrayBuffer;
@@ -167,7 +167,7 @@ impl AudioBuffer {
                         JS_GetArrayBufferViewBuffer(cx, channel.handle(), &mut is_shared));
                     // This buffer is always created unshared
                     debug_assert!(!is_shared);
-                    let _ = JS_DetachArrayBuffer(cx, view_buffer.handle(), DetachDataDisposition::KeepData);
+                    let _ = JS_DetachArrayBuffer(cx, view_buffer.handle());
                     data
                 } else {
                     return None;

components/script/dom/bindings/codegen/CodegenRust.py

@@ -1775,7 +1775,7 @@ def generateArray(self, array, name):
         if len(array) == 0:
             return ""
 
-        flags = "JSPROP_ENUMERATE | JSPROP_SHARED"
+        flags = "JSPROP_ENUMERATE"
         if self.unforgeable:
             flags += " | JSPROP_PERMANENT"
 
@@ -1822,15 +1822,18 @@ def specData(attr):
             '    JSPropertySpec {\n'
             '        name: %s as *const u8 as *const libc::c_char,\n'
             '        flags: (%s) as u8,\n'
-            '        getter: %s,\n'
-            '        setter: %s\n'
-            '    }',
-            '    JSPropertySpec {\n'
-            '        name: 0 as *const libc::c_char,\n'
-            '        flags: 0,\n'
-            '        getter: JSNativeWrapper { op: None, info: 0 as *const JSJitInfo },\n'
-            '        setter: JSNativeWrapper { op: None, info: 0 as *const JSJitInfo }\n'
+            '        __bindgen_anon_1: JSPropertySpec__bindgen_ty_1 {\n'
+            '            accessors: JSPropertySpec__bindgen_ty_1__bindgen_ty_1 {\n'
+            '                getter: JSPropertySpec__bindgen_ty_1__bindgen_ty_1__bindgen_ty_1 {\n'
+            '                    native: %s,\n'
+            '                },\n'
+            '                setter: JSPropertySpec__bindgen_ty_1__bindgen_ty_1__bindgen_ty_2 {\n'
+            '                    native: %s,\n'
+            '                }\n'
+            '            }\n'
+            '        }\n'
             '    }',
+            '    JSPropertySpec::ZERO',
             'JSPropertySpec',
             PropertyDefiner.getControllingCondition, specData)
 
@@ -2124,7 +2127,7 @@ def define(self):
             "domClass": DOMClass(self.descriptor),
             "enumerateHook": "None",
             "finalizeHook": FINALIZE_HOOK_NAME,
-            "flags": "0",
+            "flags": "JSCLASS_FOREGROUND_FINALIZE",
             "name": str_to_const_array(self.descriptor.interface.identifier.name),
             "resolveHook": "None",
             "slots": "1",
@@ -2133,7 +2136,7 @@ def define(self):
         if self.descriptor.isGlobal():
             assert not self.descriptor.weakReferenceable
             args["enumerateHook"] = "Some(enumerate_global)"
-            args["flags"] = "JSCLASS_IS_GLOBAL | JSCLASS_DOM_GLOBAL"
+            args["flags"] = "JSCLASS_IS_GLOBAL | JSCLASS_DOM_GLOBAL | JSCLASS_FOREGROUND_FINALIZE"
             args["slots"] = "JSCLASS_GLOBAL_SLOT_COUNT + 1"
             args["resolveHook"] = "Some(resolve_global)"
             args["traceHook"] = "js::jsapi::JS_GlobalObjectTraceHook"
@@ -2143,9 +2146,8 @@ def define(self):
 static CLASS_OPS: js::jsapi::JSClassOps = js::jsapi::JSClassOps {
     addProperty: None,
     delProperty: None,
-    getProperty: None,
-    setProperty: None,
     enumerate: %(enumerateHook)s,
+    newEnumerate: None,
     resolve: %(resolveHook)s,
     mayResolve: None,
     finalize: Some(%(finalizeHook)s),
@@ -2583,22 +2585,25 @@ def CreateBindingJSObject(descriptor, parent=None):
 let handler = RegisterBindings::PROXY_HANDLERS[PrototypeList::Proxies::%s as usize];
 rooted!(in(cx) let private = PrivateValue(raw as *const libc::c_void));
 let obj = NewProxyObject(cx, handler,
-                         private.handle(),
+                         Handle::from_raw(UndefinedHandleValue),
                          proto.get(), %s.get(),
                          ptr::null_mut(), ptr::null_mut());
 assert!(!obj.is_null());
+SetProxyReservedSlot(obj, 0, &private.get());
 rooted!(in(cx) let obj = obj);\
 """ % (descriptor.name, parent)
     else:
         create += ("rooted!(in(cx) let obj = JS_NewObjectWithGivenProto(\n"
                    "    cx, &Class.base as *const JSClass, proto.handle()));\n"
                    "assert!(!obj.is_null());\n"
                    "\n"
-                   "JS_SetReservedSlot(obj.get(), DOM_OBJECT_SLOT,\n"
-                   "                   PrivateValue(raw as *const libc::c_void));")
+                   "let val = PrivateValue(raw as *const libc::c_void);\n"
+                   "\n"
+                   "JS_SetReservedSlot(obj.get(), DOM_OBJECT_SLOT, &val);")
     if descriptor.weakReferenceable:
         create += """
-JS_SetReservedSlot(obj.get(), DOM_WEAK_SLOT, PrivateValue(ptr::null()));"""
+let val = PrivateValue(ptr::null());
+JS_SetReservedSlot(obj.get(), DOM_WEAK_SLOT, &val);"""
     return create
 
 
@@ -2652,9 +2657,10 @@ def CopyUnforgeablePropertiesToInstance(descriptor):
     else:
         copyFunc = "JS_InitializePropertiesFromCompatibleNativeObject"
     copyCode += """\
+let mut slot = UndefinedValue();
+JS_GetReservedSlot(proto.get(), DOM_PROTO_UNFORGEABLE_HOLDER_SLOT, &mut slot);
 rooted!(in(cx) let mut unforgeable_holder = ptr::null_mut::<JSObject>());
-unforgeable_holder.handle_mut().set(
-    JS_GetReservedSlot(proto.get(), DOM_PROTO_UNFORGEABLE_HOLDER_SLOT).to_object());
+unforgeable_holder.handle_mut().set(slot.to_object());
 assert!(%(copyFunc)s(cx, %(obj)s.handle(), unforgeable_holder.handle()));
 """ % {'copyFunc': copyFunc, 'obj': obj}
 
@@ -3013,7 +3019,7 @@ def defineAlias(alias):
                     CGGeneric(fill(
                         """
                         assert!(${defineFn}(cx, prototype.handle(), ${prop}, aliasedVal.handle(),
-                                            JSPROP_ENUMERATE, None, None));
+                                            JSPROP_ENUMERATE as u32));
                         """,
                         defineFn=defineFn,
                         prop=prop))
@@ -3078,8 +3084,8 @@ def defineAliasesFor(m):
 """ % {'holderClass': holderClass, 'holderProto': holderProto}))
             code.append(InitUnforgeablePropertiesOnHolder(self.descriptor, self.properties))
             code.append(CGGeneric("""\
-JS_SetReservedSlot(prototype.get(), DOM_PROTO_UNFORGEABLE_HOLDER_SLOT,
-                   ObjectValue(unforgeable_holder.get()))"""))
+let val = ObjectValue(unforgeable_holder.get());
+JS_SetReservedSlot(prototype.get(), DOM_PROTO_UNFORGEABLE_HOLDER_SLOT, &val)"""))
 
         return CGList(code, "\n")
 
@@ -3533,11 +3539,13 @@ def __init__(self, descriptor, name):
         self.exposureSet = descriptor.interface.exposureSet
 
     def definition_body(self):
-        preamble = "let global = GlobalScope::from_object(JS_CALLEE(cx, vp).to_object());\n"
+        preamble = """\
+let args = CallArgs::from_vp(vp, argc);
+let global = GlobalScope::from_object(args.callee());
+"""
         if len(self.exposureSet) == 1:
-            preamble += """
-let global = DomRoot::downcast::<dom::types::%s>(global).unwrap();
-""" % list(self.exposureSet)[0]
+            preamble += ("let global = DomRoot::downcast::<dom::types::%s>(global).unwrap();\n" %
+                         list(self.exposureSet)[0])
         return CGList([CGGeneric(preamble), self.generate_code()])
 
     def generate_code(self):
@@ -3741,7 +3749,7 @@ def definition_body(self):
         assert all(ord(c) < 128 for c in name)
         return CGGeneric("""\
 JS_DefineProperty(cx, obj, %s as *const u8 as *const libc::c_char,
-                  HandleValue::from_raw(args.get(0)), JSPROP_ENUMERATE, None, None)""" % name)
+                  HandleValue::from_raw(args.get(0)), JSPROP_ENUMERATE as u32)""" % name)
 
 
 class CGMemberJITInfo(CGThing):
@@ -4959,7 +4967,9 @@ def definition_body(self):
     obj = js::UnwrapObject(obj);
 }*/
 //MOZ_ASSERT(IsProxy(obj));
-let box_ = GetProxyPrivate(obj.get()).to_private() as *const %s;
+        let mut slot = UndefinedValue();
+        GetProxyReservedSlot(obj.get(), 0, &mut slot);
+        let box_ = slot.to_private() as *const %s;
 return box_;""" % self.descriptor.concreteType)
 
 
@@ -4985,7 +4995,7 @@ def getBody(self):
                 attrs += " | JSPROP_READONLY"
             # FIXME(#11868) Should assign to desc.value, desc.get() is a copy.
             fillDescriptor = ("desc.get().value = result_root.get();\n"
-                              "fill_property_descriptor(MutableHandle::from_raw(desc), proxy.get(), %s);\n"
+                              "fill_property_descriptor(MutableHandle::from_raw(desc), proxy.get(), (%s) as u32);\n"
                               "return true;" % attrs)
             templateValues = {
                 'jsvalRef': 'result_root.handle_mut()',
@@ -5011,7 +5021,7 @@ def getBody(self):
                 attrs = "0"
             # FIXME(#11868) Should assign to desc.value, desc.get() is a copy.
             fillDescriptor = ("desc.get().value = result_root.get();\n"
-                              "fill_property_descriptor(MutableHandle::from_raw(desc), proxy.get(), %s);\n"
+                              "fill_property_descriptor(MutableHandle::from_raw(desc), proxy.get(), (%s) as u32);\n"
                               "return true;" % attrs)
             templateValues = {
                 'jsvalRef': 'result_root.handle_mut()',
@@ -5425,7 +5435,9 @@ def finalizeHook(descriptor, hookName, context):
 """
     elif descriptor.weakReferenceable:
         release += """\
-let weak_box_ptr = JS_GetReservedSlot(obj, DOM_WEAK_SLOT).to_private() as *mut WeakBox<%s>;
+let mut slot = UndefinedValue();
+JS_GetReservedSlot(obj, DOM_WEAK_SLOT, &mut slot);
+let weak_box_ptr = slot.to_private() as *mut WeakBox<%s>;
 if !weak_box_ptr.is_null() {
     let count = {
         let weak_box = &*weak_box_ptr;
@@ -5736,6 +5748,7 @@ def generate_imports(config, cgthings, descriptors, callbacks=None, dictionaries
         'js::jsapi::INTERNED_STRING_TO_JSID',
         'js::jsapi::IsCallable',
         'js::jsapi::JSAutoCompartment',
+        'js::jsapi::JSCLASS_FOREGROUND_FINALIZE',
         'js::jsapi::JSCLASS_RESERVED_SLOTS_SHIFT',
         'js::jsapi::JSClass',
         'js::jsapi::JSContext',
@@ -5757,8 +5770,11 @@ def generate_imports(config, cgthings, descriptors, callbacks=None, dictionaries
         'js::jsapi::JSPROP_ENUMERATE',
         'js::jsapi::JSPROP_PERMANENT',
         'js::jsapi::JSPROP_READONLY',
-        'js::jsapi::JSPROP_SHARED',
         'js::jsapi::JSPropertySpec',
+        'js::jsapi::JSPropertySpec__bindgen_ty_1',
+        'js::jsapi::JSPropertySpec__bindgen_ty_1__bindgen_ty_1',
+        'js::jsapi::JSPropertySpec__bindgen_ty_1__bindgen_ty_1__bindgen_ty_1',
+        'js::jsapi::JSPropertySpec__bindgen_ty_1__bindgen_ty_1__bindgen_ty_2',
         'js::jsapi::JSString',
         'js::jsapi::JSTracer',
         'js::jsapi::JSType',
@@ -5778,7 +5794,7 @@ def generate_imports(config, cgthings, descriptors, callbacks=None, dictionaries
         'js::rust::wrappers::JS_GetProperty',
         'js::jsapi::JS_GetPropertyById',
         'js::jsapi::JS_GetPropertyDescriptorById',
-        'js::jsapi::JS_GetReservedSlot',
+        'js::glue::JS_GetReservedSlot',
         'js::jsapi::JS_HasProperty',
         'js::jsapi::JS_HasPropertyById',
         'js::rust::wrappers::JS_InitializePropertiesFromCompatibleNativeObject',
@@ -5813,12 +5829,14 @@ def generate_imports(config, cgthings, descriptors, callbacks=None, dictionaries
         'js::jsval::ObjectOrNullValue',
         'js::jsval::PrivateValue',
         'js::jsval::UndefinedValue',
+        'js::jsapi::UndefinedHandleValue',
         'js::glue::AppendToAutoIdVector',
         'js::glue::CallJitGetterOp',
         'js::glue::CallJitMethodOp',
         'js::glue::CallJitSetterOp',
         'js::glue::CreateProxyHandler',
-        'js::glue::GetProxyPrivate',
+        'js::glue::GetProxyReservedSlot',
+        'js::glue::SetProxyReservedSlot',
         'js::rust::wrappers::NewProxyObject',
         'js::glue::ProxyTraps',
         'js::glue::RUST_JSID_IS_INT',

components/script/dom/bindings/constant.rs

@@ -61,8 +61,6 @@ pub unsafe fn define_constants(
                                   obj,
                                   spec.name.as_ptr() as *const libc::c_char,
                                   value.handle(),
-                                  JSPROP_ENUMERATE | JSPROP_READONLY | JSPROP_PERMANENT,
-                                  None,
-                                  None));
+                                  (JSPROP_ENUMERATE | JSPROP_READONLY | JSPROP_PERMANENT) as u32));
     }
 }

components/script/dom/bindings/conversions.rs

@@ -45,12 +45,13 @@ pub use js::conversions::{ConversionResult, FromJSValConvertible, ToJSValConvert
 pub use js::conversions::ConversionBehavior;
 use js::conversions::latin1_to_string;
 use js::error::throw_type_error;
-use js::glue::{GetProxyPrivate, IsWrapper};
+use js::glue::{IsWrapper, UnwrapObject};
 use js::glue::{RUST_JSID_IS_INT, RUST_JSID_TO_INT};
-use js::glue::{UnwrapObject, RUST_JSID_IS_STRING, RUST_JSID_TO_STRING};
+use js::glue::{RUST_JSID_IS_STRING, RUST_JSID_TO_STRING};
+use js::glue::GetProxyReservedSlot;
+use js::glue::JS_GetReservedSlot;
 use js::jsapi::{Heap, JSContext, JSObject, JSString};
-use js::jsapi::{JS_GetLatin1StringCharsAndLength, JS_GetReservedSlot};
-use js::jsapi::{JS_GetTwoByteStringCharsAndLength, JS_IsExceptionPending};
+use js::jsapi::{JS_GetLatin1StringCharsAndLength, JS_GetTwoByteStringCharsAndLength, JS_IsExceptionPending};
 use js::jsapi::{JS_NewStringCopyN, JS_StringHasLatin1Chars};
 use js::jsval::{ObjectValue, StringValue, UndefinedValue};
 use js::rust::{HandleId, HandleObject, HandleValue, MutableHandleValue};
@@ -347,11 +348,12 @@ pub const DOM_OBJECT_SLOT: u32 = 0;
 
 /// Get the private pointer of a DOM object from a given reflector.
 pub unsafe fn private_from_object(obj: *mut JSObject) -> *const libc::c_void {
-    let value = if is_dom_object(obj) {
-        JS_GetReservedSlot(obj, DOM_OBJECT_SLOT)
+    let mut value = UndefinedValue();
+    if is_dom_object(obj) {
+        JS_GetReservedSlot(obj, DOM_OBJECT_SLOT, &mut value);
     } else {
         debug_assert!(is_dom_proxy(obj));
-        GetProxyPrivate(obj)
+        GetProxyReservedSlot(obj, 0, &mut value);
     };
     if value.is_undefined() {
         ptr::null()