8276447: Deprecate finalization-related methods for removal

Reviewed-by: rriggs, alanb, lancea, darcy, mchung, serb, smarks, prr

src/java.base/share/classes/sun/net/www/MeteredStream.java

@@ -242,7 +242,7 @@ public class MeteredStream extends FilterInputStream {
         return readLock.isHeldByCurrentThread();
     }
 
-    @SuppressWarnings("deprecation")
+    @SuppressWarnings("removal")
     protected void finalize() throws Throwable {
         try {
             close();

src/java.base/share/classes/sun/security/ssl/BaseSSLSocketImpl.java

@@ -270,7 +270,7 @@ abstract class BaseSSLSocketImpl extends SSLSocket {
      * the penalty of prematurly killing SSL sessions.
      */
     @Override
-    @SuppressWarnings("deprecation")
+    @SuppressWarnings("removal")
     protected final void finalize() throws Throwable {
         try {
             close();