public Builder clearSize() {
                bitField0_ &= ~0x00000002;
                size_ = 0;
                onChanged();
                return this;
            }
<code>optional int32 size = 2;</code>

@return This builder for chaining.
turms-server-common/src/main/java/im/turms/server/common/access/client/dto/model/file/File.java