public Builder mergeFrom(com.google.devtools.cloudtrace.v2.StackTrace.StackFrame other) {
        if (other == com.google.devtools.cloudtrace.v2.StackTrace.StackFrame.getDefaultInstance())
          return this;
        if (other.hasFunctionName()) {
          mergeFunctionName(other.getFunctionName());
        }
        if (other.hasOriginalFunctionName()) {
          mergeOriginalFunctionName(other.getOriginalFunctionName());
        }
        if (other.hasFileName()) {
          mergeFileName(other.getFileName());
        }
        if (other.getLineNumber() != 0L) {
          setLineNumber(other.getLineNumber());
        }
        if (other.getColumnNumber() != 0L) {
          setColumnNumber(other.getColumnNumber());
        }
        if (other.hasLoadModule()) {
          mergeLoadModule(other.getLoadModule());
        }
        if (other.hasSourceVersion()) {
          mergeSourceVersion(other.getSourceVersion());
        }
        this.mergeUnknownFields(other.getUnknownFields());
        onChanged();
        return this;
      }
<pre>
Represents a single stack frame in a stack trace.
</pre>

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