Remove dependency on webrender_api (#92)

Signed-off-by: Nico Burns <[email protected]>

style_traits/Cargo.toml

@@ -11,7 +11,7 @@ name = "style_traits"
 path = "lib.rs"
 
 [features]
-servo = ["servo_atoms", "cssparser/serde", "webrender_api", "url", "euclid/serde"]
+servo = ["servo_atoms", "cssparser/serde", "url", "euclid/serde"]
 gecko = []
 
 [dependencies]
@@ -30,4 +30,3 @@ thin-vec = "0.2"
 to_shmem = { path = "../to_shmem" }
 to_shmem_derive = { path = "../to_shmem_derive" }
 url = { version = "2.5", optional = true }
-webrender_api = { git = "https://github.com/servo/webrender", branch = "0.65", optional = true }

style_traits/lib.rs

@@ -33,11 +33,7 @@ extern crate to_shmem;
 #[macro_use]
 extern crate to_shmem_derive;
 #[cfg(feature = "servo")]
-extern crate webrender_api;
-#[cfg(feature = "servo")]
 extern crate url;
-#[cfg(feature = "servo")]
-pub use webrender_api::units::DevicePixel;
 
 use cssparser::{CowRcStr, Token};
 use selectors::parser::SelectorParseErrorKind;
@@ -47,12 +43,10 @@ use servo_atoms::Atom;
 /// One hardware pixel.
 ///
 /// This unit corresponds to the smallest addressable element of the display hardware.
-#[cfg(not(feature = "servo"))]
 #[derive(Clone, Copy, Debug)]
 pub enum DevicePixel {}
 
 /// Represents a mobile style pinch zoom factor.
-/// TODO(gw): Once WR supports pinch zoom, use a type directly from webrender_api.
 #[derive(Clone, Copy, Debug, PartialEq)]
 #[cfg_attr(feature = "servo", derive(Deserialize, Serialize, MallocSizeOf))]
 pub struct PinchZoomFactor(f32);