Fix link to window tests in folly/future/README.md

Summary:
Window tests were moved to a separate file. Update the README to the
new location.

Reviewed By: yfeldblum

Differential Revision: D6636178

fbshipit-source-id: 0313dfe80de7686e1e530ed9eb4bbcefb459633c

diff --git a/folly/futures/README.md b/folly/futures/README.md
index b839056dc3d1eee944619e98b4cc2dabdc5bce4b..f5d178d5c817deb9c270faa8ba8a2ee3332df5d7 100644 (file)
--- a/folly/futures/README.md
+++ b/folly/futures/README.md
@@ -668,7 +668,7 @@ Although inspired by the C++11 std::future interface, it is not a drop-in replac
 
 <p>It ensures that at any given time, no more than <tt>n</tt> Futures are being processed.</p>
 
-<p>Combine with <tt>collectAll</tt>, <tt>reduce</tt> or <tt>unorderedReduce</tt>. See the <a href="https://github.com/facebook/folly/blob/master/folly/futures/test/FutureTest.cpp#L693" target="_blank">tests</a> for examples.</p>
+<p>Combine with <tt>collectAll</tt>, <tt>reduce</tt> or <tt>unorderedReduce</tt>. See the <a href="https://github.com/facebook/folly/blob/master/folly/futures/test/WindowTest.cpp" target="_blank">tests</a> for examples.</p>
 
 <h2 id="other-possibilities">Other Possibilities <a href="#other-possibilities" class="headerLink">#</a></h2>