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Stop implementing Copy for JS<T>.

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A copy of a JS<T> doesn't have the rooting properties of the original,
so it makes no sense for it to implement Copy.
This commit is contained in:
Eli Friedman 2015-10-14 16:20:47 -07:00
parent 9d5f09e09c
commit 88a1cbb28b
7 changed files with 47 additions and 35 deletions
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10
components/script/dom/webglrenderingcontext.rs
View file

@ -12,7 +12,7 @@ use dom::bindings::codegen::InheritTypes::{EventCast, EventTargetCast, NodeCast}
use dom::bindings::codegen::UnionTypes::ImageDataOrHTMLImageElementOrHTMLCanvasElementOrHTMLVideoElement;
use dom::bindings::conversions::ToJSValConvertible;
use dom::bindings::global::{GlobalField, GlobalRef};
use dom::bindings::js::{JS, LayoutJS, Root};
use dom::bindings::js::{JS, LayoutJS, MutNullableHeap, Root};
use dom::bindings::utils::{Reflector, reflect_dom_object};
use dom::event::{EventBubbles, EventCancelable};
use dom::htmlcanvaselement::HTMLCanvasElement;
@ -78,8 +78,8 @@ pub struct WebGLRenderingContext {
canvas: JS<HTMLCanvasElement>,
last_error: Cell<Option<WebGLError>>,
texture_unpacking_settings: Cell<TextureUnpacking>,
bound_texture_2d: Cell<Option<JS<WebGLTexture>>>,
bound_texture_cube_map: Cell<Option<JS<WebGLTexture>>>,
bound_texture_2d: MutNullableHeap<JS<WebGLTexture>>,
bound_texture_cube_map: MutNullableHeap<JS<WebGLTexture>>,
}
impl WebGLRenderingContext {
@ -104,8 +104,8 @@ impl WebGLRenderingContext {
canvas: JS::from_ref(canvas),
last_error: Cell::new(None),
texture_unpacking_settings: Cell::new(CONVERT_COLORSPACE),
bound_texture_2d: Cell::new(None),
bound_texture_cube_map: Cell::new(None),
bound_texture_2d: MutNullableHeap::new(None),
bound_texture_cube_map: MutNullableHeap::new(None),
}
})
}