Suppress unused method warning

Change-Id: I515c4c5b199f85cac2922b7161c7be61e8bb1d25
diff --git a/src/main/java/com/android/tools/r8/ir/optimize/info/MutableMethodOptimizationInfo.java b/src/main/java/com/android/tools/r8/ir/optimize/info/MutableMethodOptimizationInfo.java
index 3713787..4cba532 100644
--- a/src/main/java/com/android/tools/r8/ir/optimize/info/MutableMethodOptimizationInfo.java
+++ b/src/main/java/com/android/tools/r8/ir/optimize/info/MutableMethodOptimizationInfo.java
@@ -726,6 +726,7 @@
     return this;
   }
 
+  @SuppressWarnings("UnusedMethod")
   private boolean verifyDynamicType(
       AppView<?> appView, DynamicType newDynamicType, TypeElement staticReturnType) {
     if (appView.enableWholeProgramOptimizations()) {