Auto merge of #17745 - SergeevPavel:cleanup, r=emilio

rustify if statements style

<!-- Please describe your changes on the following line: -->
Rewrite if statement in more rusty style.

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- [X] `./mach build -d` does not report any errors
- [X] `./mach test-tidy` does not report any errors
- [X] These changes fix #17699 (github issue number if applicable).

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- [ ] There are tests for these changes OR
- [ ] These changes do not require tests because _____

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components/style/properties/longhand/inherited_box.mako.rs

@@ -164,11 +164,19 @@ ${helpers.single_keyword("image-rendering",
             // match Gecko's behavior when it was correct.
             rounded_angle = rounded_angle + TWO_PI;
         }
-        if      rounded_angle < 0.25 * PI { Orientation::Angle0   }
-        else if rounded_angle < 0.75 * PI { Orientation::Angle90  }
-        else if rounded_angle < 1.25 * PI { Orientation::Angle180 }
-        else if rounded_angle < 1.75 * PI { Orientation::Angle270 }
-        else                              { Orientation::Angle0   }
+        if rounded_angle < 0.25 * PI {
+            return Orientation::Angle0
+        }
+        if rounded_angle < 0.75 * PI {
+            return Orientation::Angle90
+        }
+        if rounded_angle < 1.25 * PI {
+            return Orientation::Angle180
+        }
+        if rounded_angle < 1.75 * PI {
+            return Orientation::Angle270
+        }
+        Orientation::Angle0
     }
 
     impl ToComputedValue for SpecifiedValue {