public Builder clearThreatJustification() {
      bitField0_ = (bitField0_ & ~0x00000004);
      threatJustification_ = null;
      if (threatJustificationBuilder_ != null) {
        threatJustificationBuilder_.dispose();
        threatJustificationBuilder_ = null;
      }
      onChanged();
      return this;
    }
<pre>
Context about why the URI is unsafe.
</pre>

<code>.google.cloud.webrisk.v1.ThreatInfo.ThreatJustification threat_justification = 3;
</code>
java-webrisk/proto-google-cloud-webrisk-v1/src/main/java/com/google/webrisk/v1/ThreatInfo.java