Fixing cpplint whitespace/blank_line, whitespace/end_of_line, whitespace/labels, whitespace/semicolon issues

Change-Id: Ide4f8ea608338b3fed528de7582cfeb2011997b6
diff --git a/compiler/dex/mir_optimization.cc b/compiler/dex/mir_optimization.cc
index 22c738a..d79b26e 100644
--- a/compiler/dex/mir_optimization.cc
+++ b/compiler/dex/mir_optimization.cc
@@ -191,9 +191,9 @@
     case Instruction::GOTO_16:
     case Instruction::GOTO_32:
       return kSelectGoto;
-    default:;
+    default:
+      return kSelectNone;
   }
-  return kSelectNone;
 }
 
 int MIRGraph::GetSSAUseCount(int s_reg) {