Bug 1335525 - Update libgkrust to include webrender as an optional feature. r=froydnj

MozReview-Commit-ID: 8usfSqFWkZ0

toolkit/library/rust/shared/Cargo.toml

@@ -10,11 +10,13 @@ geckoservo = { path = "../../geckolib", optional = true }
 mp4parse_capi = { path = "../../../../media/libstagefright/binding/mp4parse_capi" }
 nsstring = { path = "../../../../xpcom/rust/nsstring" }
 rust_url_capi = { path = "../../../../netwerk/base/rust-url-capi" }
+webrender_bindings = { path = "../../../../gfx/webrender_bindings", optional = true }
 
 [features]
 default = []
 bindgen = ["geckoservo/bindgen"]
 servo = ["geckoservo"]
+quantum_render = ["webrender_bindings"]
 
 [lib]
 path = "lib.rs"

toolkit/library/rust/shared/lib.rs

@@ -8,3 +8,5 @@ extern crate geckoservo;
 extern crate mp4parse_capi;
 extern crate nsstring;
 extern crate rust_url_capi;
+#[cfg(feature = "quantum_render")]
+extern crate webrender_bindings;