Run rustfmt on selectors, servo_arc, and style.

This was generated with:

./mach cargo fmt --package selectors &&
./mach cargo fmt --package servo_arc &&
./mach cargo fmt --package style

Using rustfmt 0.4.1-nightly (a4462d1 2018-03-26)

1 files changed, 5 insertions, 6 deletions

diff --git a/components/style/bezier.rs b/components/style/bezier.rs
index 2e85f9cf095..b459367b0b4 100644
--- a/components/style/bezier.rs
+++ b/components/style/bezier.rs
@@ -71,11 +71,11 @@ impl Bezier {
         for _ in 0..NEWTON_METHOD_ITERATIONS {
             let x2 = self.sample_curve_x(t);
             if x2.approx_eq(x, epsilon) {
-                return t
+                return t;
             }
             let dx = self.sample_curve_derivative_x(t);
             if dx.approx_eq(0.0, 1e-6) {
-                break
+                break;
             }
             t -= (x2 - x) / dx;
         }
@@ -84,16 +84,16 @@ impl Bezier {
         let (mut lo, mut hi, mut t) = (0.0, 1.0, x);
 
         if t < lo {
-            return lo
+            return lo;
         }
         if t > hi {
-            return hi
+            return hi;
         }
 
         while lo < hi {
             let x2 = self.sample_curve_x(t);
             if x2.approx_eq(x, epsilon) {
-                return t
+                return t;
             }
             if x > x2 {
                 lo = t
@@ -124,4 +124,3 @@ impl ApproxEq for f64 {
         (self - value).abs() < epsilon
     }
 }
-