Force corefoundation 0.4.6 or higher since we use CFNumber::from whic…

…h didn't exist in 0.4.4
servo · bors-servo · Dec 7, 2017 · Dec 7, 2017 · Dec 7, 2017 · 8ecfaf01b4f4114d14f1c212175a1d7f75816458
commit 8ecfaf01b4f4114d14f1c212175a1d7f75816458
diff --git a/webrender/Cargo.toml b/webrender/Cargo.toml
@@ -49,6 +49,6 @@ freetype = { version = "0.3", default-features = false }
 dwrote = "0.4.1"
 
 [target.'cfg(target_os = "macos")'.dependencies]
-core-foundation = "0.4"
+core-foundation = "0.4.6"
 core-graphics = "0.12.3"
 core-text = { version = "8.0", default-features = false }
diff --git a/webrender_api/Cargo.toml b/webrender_api/Cargo.toml
@@ -20,7 +20,7 @@ serde = { version = "1.0", features = ["rc", "derive"] }
 time = "0.1"
 
 [target.'cfg(target_os = "macos")'.dependencies]
-core-foundation = "0.4"
+core-foundation = "0.4.6"
 core-graphics = "0.12.3"
 
 [target.'cfg(target_os = "windows")'.dependencies]