code: @Nullable
      public static ClientConnectionTimings get(RequestContext ctx) {
          requireNonNull(ctx, "ctx");
          if (ctx.hasAttr(TIMINGS)) {
              return ctx.attr(TIMINGS).get();
          }
          return null;
      }
docs: Returns {@link ClientConnectionTimings} from the specified {@link RequestContext} if exists.
  
  @see #setTo(RequestContext)