Convert static PutDraftComment#side(Comment) method to method on Comment

Change-Id: I9c3956257f1187150d62a228d2ab91515960174d
Signed-off-by: Edwin Kempin <ekempin@google.com>

gerrit-extension-api/src/main/java/com/google/gerrit/extensions/client/Comment.java

@@ -59,6 +59,13 @@ public abstract class Comment {
     }
   }
 
+  public short side() {
+    if (side == Side.PARENT) {
+      return (short) (parent == null ? 0 : -parent.shortValue());
+    }
+    return 1;
+  }
+
   @Override
   public boolean equals(Object o) {
     if (this == o) {

gerrit-server/src/main/java/com/google/gerrit/server/change/CreateDraftComment.java

@@ -15,7 +15,6 @@
 package com.google.gerrit.server.change;
 
 import static com.google.gerrit.server.PatchLineCommentsUtil.setCommentRevId;
-import static com.google.gerrit.server.change.PutDraftComment.side;
 
 import com.google.common.base.Strings;
 import com.google.gerrit.common.TimeUtil;
@@ -119,7 +118,7 @@ public class CreateDraftComment implements RestModifyView<RevisionResource, Draf
               ChangeUtil.messageUUID(ctx.getDb())),
           line, ctx.getAccountId(), Url.decode(in.inReplyTo),
           ctx.getWhen());
-      comment.setSide(side(in));
+      comment.setSide(in.side());
       comment.setMessage(in.message.trim());
       comment.setRange(in.range);
       comment.setTag(in.tag);

gerrit-server/src/main/java/com/google/gerrit/server/change/PostReview.java

@@ -17,7 +17,6 @@ package com.google.gerrit.server.change;
 import static com.google.common.base.MoreObjects.firstNonNull;
 import static com.google.common.base.Preconditions.checkNotNull;
 import static com.google.gerrit.server.PatchLineCommentsUtil.setCommentRevId;
-import static com.google.gerrit.server.change.PutDraftComment.side;
 import static com.google.gerrit.server.notedb.ReviewerStateInternal.REVIEWER;
 import static java.nio.charset.StandardCharsets.UTF_8;
 import static javax.servlet.http.HttpServletResponse.SC_BAD_REQUEST;
@@ -484,7 +483,7 @@ public class PostReview implements RestModifyView<RevisionResource, ReviewInput>
           }
           e.setStatus(PatchLineComment.Status.PUBLISHED);
           e.setWrittenOn(ctx.getWhen());
-          e.setSide(side(c));
+          e.setSide(c.side());
           setCommentRevId(e, patchListCache, ctx.getChange(), ps);
           e.setMessage(c.message);
           e.setTag(in.tag);

gerrit-server/src/main/java/com/google/gerrit/server/change/PutDraftComment.java

@@ -19,8 +19,6 @@ import static com.google.gerrit.server.PatchLineCommentsUtil.setCommentRevId;
 import com.google.common.base.Optional;
 import com.google.gerrit.common.TimeUtil;
 import com.google.gerrit.extensions.api.changes.DraftInput;
-import com.google.gerrit.extensions.client.Comment;
-import com.google.gerrit.extensions.client.Side;
 import com.google.gerrit.extensions.common.CommentInfo;
 import com.google.gerrit.extensions.restapi.BadRequestException;
 import com.google.gerrit.extensions.restapi.ResourceNotFoundException;
@@ -164,7 +162,7 @@ public class PutDraftComment implements RestModifyView<DraftCommentResource, Dra
   private static PatchLineComment update(PatchLineComment e, DraftInput in,
       Timestamp when) {
     if (in.side != null) {
-      e.setSide(side(in));
+      e.setSide(in.side());
     }
     if (in.inReplyTo != null) {
       e.setParentUuid(Url.decode(in.inReplyTo));
@@ -181,11 +179,4 @@ public class PutDraftComment implements RestModifyView<DraftCommentResource, Dra
     }
     return e;
   }
-
-  static short side(Comment c) {
-    if (c.side == Side.PARENT) {
-      return (short) (c.parent == null ? 0 : -c.parent.shortValue());
-    }
-    return 1;
-  }
 }