Disable twitter_infinite_scroll on Desktop.

This story is suspected of causing IO Timeouts of entire shards on Mac,
Windows, and Linux.
Since timing out a whole shard prevents any of the other benchmarks
on that shard from getting data, I'm disabling this broadly.

TBR=ulan@chromium.org
NOTRY=true

Bug: 953371
Change-Id: I1674159dd688bffa2f5408a03de81a120582101a
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1578120
Commit-Queue: Caleb Rouleau <crouleau@chromium.org>
Reviewed-by: Caleb Rouleau <crouleau@chromium.org>
Cr-Commit-Position: refs/heads/master@{#653037}

tools/perf/expectations.config

@@ -346,6 +346,8 @@ crbug.com/798465 [ Win ] v8.browsing_desktop/browse:news:flipboard [ 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 ]
 crbug.com/854239 [ Linux ] v8.browsing_desktop/browse:social:twitter_infinite_scroll [ Skip ]
+crbug.com/953371 [ Desktop ] v8.browsing_desktop/browse:social:twitter_infinite_scroll [ Skip ]
+crbug.com/953371 [ Desktop ] v8.browsing_desktop/browse:social:twitter_infinite_scroll:2018 [ Skip ]
 crbug.com/875159 [ Win_10 ] v8.browsing_desktop/browse:social:facebook_infinite_scroll [ Skip ]
 crbug.com/875159 [ Win_10 ] v8.browsing_desktop/browse:media:imgur [ Skip ]
 crbug.com/875159 [ Win_10 ] v8.browsing_desktop/browse:media:tumblr [ Skip ]
@@ -358,6 +360,8 @@ crbug.com/788796 [ Linux ] v8.browsing_desktop-future/browse:media:imgur [ Skip
 crbug.com/805934 [ Mac_10.12 ] v8.browsing_desktop-future/browse:tech:discourse_infinite_scroll [ Skip ]
 crbug.com/839470 [ Win ] v8.browsing_desktop-future/browse:social:twitter_infinite_scroll [ Skip ]
 crbug.com/854239 [ Linux ] v8.browsing_desktop-future/browse:social:twitter_infinite_scroll [ Skip ]
+crbug.com/953371 [ Desktop ] v8.browsing_desktop-future/browse:social:twitter_infinite_scroll [ Skip ]
+crbug.com/953371 [ Desktop ] v8.browsing_desktop-future/browse:social:twitter_infinite_scroll:2018 [ Skip ]
 crbug.com/854203 [ Win ] v8.browsing_desktop-future/browse:news:nytimes [ Skip ]
 crbug.com/773084 [ Mac ] v8.browsing_desktop-future/browse:tools:maps [ Skip ]
 crbug.com/906654 [ All ] v8.browsing_desktop-future/browse:media:pinterest [ Skip ]