ART: Formatting and comments in BooleanSimplifier

Change-Id: I9a5aa3f2aa8b0a29d7b0f1e5e247397cf8e9e379
diff --git a/runtime/primitive.h b/runtime/primitive.h
index d11f1e9..32bfdaf 100644
--- a/runtime/primitive.h
+++ b/runtime/primitive.h
@@ -153,8 +153,8 @@
   }
 
   static bool IsIntegralType(Type type) {
-    // Java language does not allow treating boolean as an integral type but our
-    // bit representation makes it safe.
+    // The Java language does not allow treating boolean as an integral type but
+    // our bit representation makes it safe.
     switch (type) {
       case kPrimBoolean:
       case kPrimByte: