public Builder clearGlossary() {
      glossary_ = getDefaultInstance().getGlossary();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
<pre>
Required. Specifies the glossary used for this translation. Use
this format: projects/&#42;&#47;locations/&#42;&#47;glossaries/&#42;
</pre>

<code>string glossary = 1 [(.google.api.field_behavior) = REQUIRED];</code>

@return This builder for chaining.
java-translate/proto-google-cloud-translate-v3beta1/src/main/java/com/google/cloud/translate/v3beta1/TranslateTextGlossaryConfig.java