public Builder clearUri() {
      uri_ = getDefaultInstance().getUri();
      bitField0_ = (bitField0_ & ~0x00000001);
      onChanged();
      return this;
    }
<pre>
The URI of the file used to produce the image.
</pre>

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

@return This builder for chaining.
java-vision/proto-google-cloud-vision-v1/src/main/java/com/google/cloud/vision/v1/ImageAnnotationContext.java