public Builder clearNamespaceName() {
      namespaceName_ = getDefaultInstance().getNamespaceName();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
<pre>
The namespace name.
</pre>

<code>string namespace_name = 1;</code>

@return This builder for chaining.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/ExamplesRestrictionsNamespace.java