clean import

app/src/main/java/com/hippo/ehviewer/shortcuts/ShortcutsActivity.java

@@ -19,8 +19,6 @@ package com.hippo.ehviewer.shortcuts;
 import android.app.Activity;
 import android.content.Intent;
 import android.os.Bundle;
-import android.util.Log;
-import android.widget.Toast;
 
 import com.hippo.ehviewer.download.DownloadService;