message: Initialize the timeout_in_ms field properly.
diff: @@ -61,6 +61,8 @@ class CallOptions {
  void ClearCancelCallback();
  // Get and set operation timeout. Timeout value is in milliseconds.
  + //
  + // Default: 0. indicating there is no timeout for this call.
  int64 GetTimeout();
  void SetTimeout(int64 ms);
  @@ -69,7 +71,7 @@ class CallOptions {
  CancelFunction cancel_func_ GUARDED_BY(mu_);
  // RPC operation timeout in milliseconds.
  - int64 timeout_in_ms_ GUARDED_BY(mu_);
  + int64 timeout_in_ms_ GUARDED_BY(mu_) = 0;
  TF_DISALLOW_COPY_AND_ASSIGN(CallOptions);
  };
  