Remove custom YesNoEnum and use yesno method from ConsoleUI

There is no need to reimplement the yes/no functionality.

Change-Id: I0e9050a38b9785e93b6549d27455f356e828d2de
Signed-off-by: Edwin Kempin <edwin.kempin@sap.com>

hooks-its/src/main/java/com/googlesource/gerrit/plugins/hooks/its/InitIts.java

diff --git a/hooks-its/src/main/java/com/googlesource/gerrit/plugins/hooks/its/InitIts.java b/hooks-its/src/main/java/com/googlesource/gerrit/plugins/hooks/its/InitIts.java
index 46db02c..f26a3fc 100644
--- a/hooks-its/src/main/java/com/googlesource/gerrit/plugins/hooks/its/InitIts.java
+++ b/hooks-its/src/main/java/com/googlesource/gerrit/plugins/hooks/its/InitIts.java
@@ -22,10 +22,6 @@
 
   public static String COMMENT_LINK_SECTION = "commentLink";
 
-  public static enum YesNoEnum {
-    Y, N;
-  }
-
   public static enum TrueFalseEnum {
     TRUE, FALSE;
   }
@@ -35,9 +31,7 @@
   }
 
   public boolean isConnectivityRequested(ConsoleUI ui, String url) {
-    YesNoEnum wantToTest =
-        ui.readEnum(YesNoEnum.N, "Test connectivity to %s", url);
-    return wantToTest == YesNoEnum.Y;
+    return ui.yesno(false, "Test connectivity to %s", url);
   }
 
   public boolean enterSSLVerify(Section section) {