Allow building mojo_shell and non-graphical apps/services on a Mac

services/prediction/proximity_info_factory.cc

Index: services/prediction/proximity_info_factory.cc
diff --git a/services/prediction/proximity_info_factory.cc b/services/prediction/proximity_info_factory.cc
index 2c501f8974f496884e1f3f543e3e8ce89e9f6552..3c4480d863b0b441fb0db26e4947dc5bb762da51 100644
--- a/services/prediction/proximity_info_factory.cc
+++ b/services/prediction/proximity_info_factory.cc
@@ -187,4 +187,4 @@ int ProximityInfoFactory::SquaredDistanceToEdge(int x, int y, Key k) {
   return dx * dx + dy * dy;
 }
 
-}  // namespace prediction
+}  // namespace prediction