Fix cpplint readability/braces issues

Change-Id: I56b88956510077b0e13aad4caee8898313fab55b
diff --git a/compiler/dex/quick/mir_to_lir.h b/compiler/dex/quick/mir_to_lir.h
index 7765eaa..0962167 100644
--- a/compiler/dex/quick/mir_to_lir.h
+++ b/compiler/dex/quick/mir_to_lir.h
@@ -225,7 +225,7 @@
       bool first_in_pair;
     };
 
-    virtual ~Mir2Lir() {};
+    virtual ~Mir2Lir() {}
 
     int32_t s4FromSwitchData(const void* switch_data) {
       return *reinterpret_cast<const int32_t*>(switch_data);