@java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      stackFrames_ = null;
      if (stackFramesBuilder_ != null) {
        stackFramesBuilder_.dispose();
        stackFramesBuilder_ = null;
      }
      stackTraceHashId_ = 0L;
      return this;
    }
<pre>
A call stack appearing in a trace.
</pre>

Protobuf type {@code google.devtools.cloudtrace.v2.StackTrace}
java-trace/proto-google-cloud-trace-v2/src/main/java/com/google/devtools/cloudtrace/v2/StackTrace.java