Remove deprecated modes from FuzzyEq in cmp.rs

This commit may require changes to the following Servo files:
 * rust-geom/matrix.rs
 * servo/platform/osmain.rs
 * rust-layers/layers.rs
 * rust-geom/matrix.rs

src/libstd/cmp.rs

@@ -1,34 +1,36 @@
 #[deny(non_camel_case_types)];
+#[forbid(deprecated_mode)];
+#[forbid(deprecated_pattern)];
 /// Additional general-purpose comparison functionality.
 
 const fuzzy_epsilon: float = 1.0e-6;
 
 trait FuzzyEq {
-    pure fn fuzzy_eq(&&other: self) -> bool;
+    pure fn fuzzy_eq(other: &self) -> bool;
 }
 
 impl float: FuzzyEq {
-    pure fn fuzzy_eq(&&other: float) -> bool {
+    pure fn fuzzy_eq(other: &float) -> bool {
-        return float::abs(self - other) < fuzzy_epsilon;
+        return float::abs(self - *other) < fuzzy_epsilon;
     }
 }
 
 impl f32: FuzzyEq {
-    pure fn fuzzy_eq(&&other: f32) -> bool {
+    pure fn fuzzy_eq(other: &f32) -> bool {
-        return f32::abs(self - other) < (fuzzy_epsilon as f32);
+        return f32::abs(self - *other) < (fuzzy_epsilon as f32);
     }
 }
 
 impl f64: FuzzyEq {
-    pure fn fuzzy_eq(&&other: f64) -> bool {
+    pure fn fuzzy_eq(other: &f64) -> bool {
-        return f64::abs(self - other) < (fuzzy_epsilon as f64);
+        return f64::abs(self - *other) < (fuzzy_epsilon as f64);
     }
 }
 
 #[test]
 fn test_fuzzy_equals() {
-    assert ((1.0).fuzzy_eq(1.0));
+    assert ((&1.0).fuzzy_eq(&1.0));
-    assert ((1.0f32).fuzzy_eq(1.0f32));
+    assert ((&1.0f32).fuzzy_eq(&1.0f32));
-    assert ((1.0f64).fuzzy_eq(1.0f64));
+    assert ((&1.0f64).fuzzy_eq(&1.0f64));
 }