8152642: Remove sun.misc.Unsafe dependency from java.lang.reflect.Proxy

Reviewed-by: alanb, shade
diff --git a/jdk/src/java.base/share/classes/java/lang/reflect/Proxy.java b/jdk/src/java.base/share/classes/java/lang/reflect/Proxy.java
index ca4a0fd..4f3bf3b 100644
--- a/jdk/src/java.base/share/classes/java/lang/reflect/Proxy.java
+++ b/jdk/src/java.base/share/classes/java/lang/reflect/Proxy.java
@@ -48,8 +48,8 @@
 
 import jdk.internal.loader.BootLoader;
 import jdk.internal.module.Modules;
+import jdk.internal.misc.Unsafe;
 import jdk.internal.misc.VM;
-import sun.misc.Unsafe;
 import sun.reflect.CallerSensitive;
 import sun.reflect.Reflection;
 import sun.reflect.misc.ReflectUtil;