removed unused imports

Change-Id: I26fd85aa922e73c49ac319ed2b9f9e31603ced7b

samples/ApiDemos/src/com/example/android/apis/os/MorseCode.java

diff --git a/samples/ApiDemos/src/com/example/android/apis/os/MorseCode.java b/samples/ApiDemos/src/com/example/android/apis/os/MorseCode.java
index dafa192..b8ae074 100644
--- a/samples/ApiDemos/src/com/example/android/apis/os/MorseCode.java
+++ b/samples/ApiDemos/src/com/example/android/apis/os/MorseCode.java
@@ -49,14 +49,9 @@
  */
 public class MorseCode extends Activity
 {
-    /** Tag string for our debug logs */
-    private static final String TAG = "MorseCode";
-
     /** Our text view */
     private TextView mTextView;
 
-    ;
-
     /**
      * Initialization of the Activity after it is first created.  Must at least
      * call {@link android.app.Activity#setContentView setContentView()} to