DeleteKeySender: Make all methods private which are only within the class

Inline getUserNameEmail method as it is only used once and doesn’t
contain enough logic to justify a separate method.

Change-Id: Ie8ff21dad0da6e4764063cc928124361792944ef
Signed-off-by: Edwin Kempin <ekempin@google.com>

java/com/google/gerrit/server/mail/send/DeleteKeySender.java

@@ -76,15 +76,26 @@ public class DeleteKeySender extends OutgoingEmail {
     }
   }
 
-  public String getEmail() {
+  @Override
+  protected void setupSoyContext() {
+    super.setupSoyContext();
+    soyContextEmailData.put("email", getEmail());
+    soyContextEmailData.put("gpgKeyFingerprints", getGpgKeyFingerprints());
+    soyContextEmailData.put("keyType", getKeyType());
+    soyContextEmailData.put("sshKey", getSshKey());
+    soyContextEmailData.put("userNameEmail", getUserNameEmailFor(user.getAccountId()));
+  }
+
+  @Override
+  protected boolean supportsHtml() {
+    return true;
+  }
+
+  private String getEmail() {
     return user.getAccount().preferredEmail();
   }
 
-  public String getUserNameEmail() {
-    return getUserNameEmailFor(user.getAccountId());
-  }
-
-  public String getKeyType() {
+  private String getKeyType() {
     if (sshKey != null) {
       return "SSH";
     } else if (gpgKeyFingerprints != null) {
@@ -93,29 +104,14 @@ public class DeleteKeySender extends OutgoingEmail {
     throw new IllegalStateException("key type is not SSH or GPG");
   }
 
-  public String getSshKey() {
+  private String getSshKey() {
     return (sshKey != null) ? sshKey.sshPublicKey() + "\n" : null;
   }
 
-  public String getGpgKeyFingerprints() {
+  private String getGpgKeyFingerprints() {
     if (!gpgKeyFingerprints.isEmpty()) {
       return Joiner.on("\n").join(gpgKeyFingerprints);
     }
     return null;
   }
-
-  @Override
-  protected void setupSoyContext() {
-    super.setupSoyContext();
-    soyContextEmailData.put("email", getEmail());
-    soyContextEmailData.put("gpgKeyFingerprints", getGpgKeyFingerprints());
-    soyContextEmailData.put("keyType", getKeyType());
-    soyContextEmailData.put("sshKey", getSshKey());
-    soyContextEmailData.put("userNameEmail", getUserNameEmail());
-  }
-
-  @Override
-  protected boolean supportsHtml() {
-    return true;
-  }
 }