In order to compile the JDK as modules it requires removing a number of unused imports, specifically

diff --git a/src/share/classes/java/lang/invoke/MethodHandle.java b/src/share/classes/java/lang/invoke/MethodHandle.java
--- a/src/share/classes/java/lang/invoke/MethodHandle.java
+++ b/src/share/classes/java/lang/invoke/MethodHandle.java
@@ -31,8 +31,6 @@
 import sun.misc.Unsafe;
 
 import static java.lang.invoke.MethodHandleStatics.*;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 
 /**
  * A method handle is a typed, directly executable reference to an underlying method,
diff --git a/src/share/classes/java/lang/invoke/SimpleMethodHandle.java b/src/share/classes/java/lang/invoke/SimpleMethodHandle.java
--- a/src/share/classes/java/lang/invoke/SimpleMethodHandle.java
+++ b/src/share/classes/java/lang/invoke/SimpleMethodHandle.java
@@ -27,8 +27,6 @@
 
 import static java.lang.invoke.LambdaForm.*;
 import static java.lang.invoke.MethodHandleNatives.Constants.*;
-import java.util.logging.Level;
-import java.util.logging.Logger;
 
 /**
  * A method handle whose behavior is determined only by its LambdaForm.
diff --git a/src/share/classes/sun/applet/AppletViewerPanel.java b/src/share/classes/sun/applet/AppletViewerPanel.java
--- a/src/share/classes/sun/applet/AppletViewerPanel.java
+++ b/src/share/classes/sun/applet/AppletViewerPanel.java
@@ -31,7 +31,6 @@
 import java.net.MalformedURLException;
 import java.awt.*;
 import java.applet.*;
-import sun.tools.jar.*;