Disable v8.browsing_desktop/browse:social:twitter_infinite_scroll on Win.

TBR=nednguyen@google.com
NOTRY=true

Bug: 839470
Change-Id: I7010d53bfdc84b9ac540735df8be060c9e5c2735
Reviewed-on: https://chromium-review.googlesource.com/1042279Reviewed-by: Annie Sullivan <sullivan@chromium.org>
Commit-Queue: Annie Sullivan <sullivan@chromium.org>
Cr-Commit-Position: refs/heads/master@{#555798}

tools/perf/expectations.config

@@ -351,6 +351,7 @@ crbug.com/798465 [ Mac ] v8.browsing_desktop/browse:news:flipboard [ Skip ]
 crbug.com/798465 [ Win ] v8.browsing_desktop/browse:news:flipboard [ Skip ]
 crbug.com/813165 [ Win ] v8.browsing_desktop/browse:media:flickr_infinite_scroll [ Skip ]
 crbug.com/805934 [ Mac_10.12 ] v8.browsing_desktop/browse:tech:discourse_infinite_scroll [ Skip ]
+crbug.com/839470 [ Win ] v8.browsing_desktop/browse:social:twitter_infinite_scroll [ Skip ]
 
 # Benchmark: v8.browsing_desktop-future
 crbug.com/773084 [ Mac ] v8.browsing_desktop-future/browse:tools:maps [ Skip ]