public Builder clearNewName() {
            newName_ = getDefaultInstance().getNewName();
            bitField0_ &= ~0x00000002;
            onChanged();
            return this;
        }
<pre>
Update
</pre>

<code>string new_name = 2;</code>

@return This builder for chaining.
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/request/user/relationship/UpdateRelationshipGroupRequest.java