lambda: Minor capture-variable/liberate-variable clean-up after post-merge reviews.

Change-Id: I64f867d4ed5a5efcac138097f38efe4bb7f1281d
diff --git a/runtime/dex_instruction.cc b/runtime/dex_instruction.cc
index 5250b0d..438b6b8 100644
--- a/runtime/dex_instruction.cc
+++ b/runtime/dex_instruction.cc
@@ -333,7 +333,7 @@
           if (i != 0) {
             os << ", ";
           }
-          os << "v" << arg[i+2];  // Don't print the pair of vC registers. Pair is implicit.
+          os << "v" << arg[i + 2];  // Don't print the pair of vC registers. Pair is implicit.
         }
         os << "}";
         break;