Remove unused imports

Change-Id: Ia1355acfdb1096e73f6a387d47c9a2116b28b7f6
Signed-off-by: Edwin Kempin <edwin.kempin@sap.com>
diff --git a/src/main/java/com/googlesource/gerrit/plugins/importer/client/ProjectImportsScreen.java b/src/main/java/com/googlesource/gerrit/plugins/importer/client/ProjectImportsScreen.java
index d031708..874bb35 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/importer/client/ProjectImportsScreen.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/importer/client/ProjectImportsScreen.java
@@ -21,11 +21,8 @@
 import com.google.gerrit.plugin.client.Plugin;
 import com.google.gerrit.plugin.client.rpc.RestApi;
 import com.google.gerrit.plugin.client.screen.Screen;
-import com.google.gwt.event.dom.client.ClickEvent;
-import com.google.gwt.event.dom.client.ClickHandler;
 import com.google.gwt.user.client.rpc.AsyncCallback;
 import com.google.gwt.user.client.ui.Anchor;
-import com.google.gwt.user.client.ui.Button;
 import com.google.gwt.user.client.ui.FlexTable;
 import com.google.gwt.user.client.ui.FlexTable.FlexCellFormatter;
 import com.google.gwt.user.client.ui.Label;