Bug 1516012 - Update webrender to commit ca4ee825c0fecc459c8741f05acb…

…d90761667b75 (WR PR #3442). r=kats

servo/webrender#3442

Differential Revision: https://phabricator.services.mozilla.com/D15247

--HG--
extra : moz-landing-system : lando

gfx/webrender_bindings/revision.txt

@@ -1 +1 @@
-6bdd0d26afe3fc5a24f10c19d4ca8569d0182a37
+ca4ee825c0fecc459c8741f05acbd90761667b75

gfx/wr/webrender/Cargo.toml

@@ -72,6 +72,7 @@ rand = "0.4"
 
 [target.'cfg(any(target_os = "android", all(unix, not(target_os = "macos"))))'.dependencies]
 freetype = { version = "0.4", default-features = false }
+libc = "0.2"
 
 [target.'cfg(target_os = "windows")'.dependencies]
 dwrote = "0.6.3"

gfx/wr/webrender/src/lib.rs

@@ -153,6 +153,8 @@ extern crate core_text;
 
 #[cfg(all(unix, not(target_os = "macos")))]
 extern crate freetype;
+#[cfg(all(unix, not(target_os = "macos")))]
+extern crate libc;
 
 #[cfg(target_os = "windows")]
 extern crate dwrote;

gfx/wr/webrender/src/platform/macos/font.rs

@@ -339,10 +339,7 @@ impl FontContext {
         match self.ct_fonts.entry((font_key, size, variations.to_vec())) {
             Entry::Occupied(entry) => Some((*entry.get()).clone()),
             Entry::Vacant(entry) => {
-                let cg_font = match self.cg_fonts.get(&font_key) {
-                    None => return None,
-                    Some(cg_font) => cg_font,
-                };
+                let cg_font = self.cg_fonts.get(&font_key)?;
                 let ct_font = new_ct_font_with_variations(cg_font, size.to_f64_px(), variations);
                 entry.insert(ct_font.clone());
                 Some(ct_font)