public Builder clearWarningTraces() {
      if (warningTracesBuilder_ == null) {
        warningTraces_ = java.util.Collections.emptyList();
        bitField0_ = (bitField0_ & ~0x00000400);
        onChanged();
      } else {
        warningTracesBuilder_.clear();
      }
      return this;
    }
<pre>
A list of warnings, if such are encountered during this scan run.
</pre>

<code>
repeated .google.cloud.websecurityscanner.v1beta.ScanRunWarningTrace warning_traces = 11;
</code>
java-websecurityscanner/proto-google-cloud-websecurityscanner-v1beta/src/main/java/com/google/cloud/websecurityscanner/v1beta/ScanRun.java