Bug 1477883: Appease Servo's tidy lint. r=me

MozReview-Commit-ID: CqqndCexGKW

servo/components/style/properties/data.py

@@ -245,9 +245,8 @@ class Longhand(object):
                 logical_side = s
         assert logical_side
         physical = PHYSICAL_SIDES if logical_side in LOGICAL_SIDES else PHYSICAL_SIZES
-        return [self.name.replace(logical_side, physical_side).replace("inset-", "") \
-            for physical_side in physical]
-
+        return [self.name.replace(logical_side, physical_side).replace("inset-", "")
+                for physical_side in physical]
 
     def experimental(self, product):
         if product == "gecko":

servo/components/style/properties/properties.mako.rs

@@ -2004,7 +2004,8 @@ impl PropertyDeclaration {
         % if prop.logical:
         % for physical_property in prop.all_physical_mapped_properties():
         % if data.longhands_by_name[physical_property].specified_type() != prop.specified_type():
-            <% raise "Logical property %s should share specified value with physical property %s" % (prop.name, physical_property) %>
+            <% raise "Logical property %s should share specified value with physical property %s" % \
+                     (prop.name, physical_property) %>
         % endif
         % endfor
         % endif