Disable flaky WebRtcVideoDisplayPerfBrowserTests.

Flaking on windows, examples:
https://ci.chromium.org/p/chromium/builders/ci/Win7%20Tests%20(dbg)(1)

TBR=mbonadei@chromium.org
NOTRY=True

Bug: 993020
Change-Id: I00cadbc09ecc65a403a2fb67c1bb1f4b85542b7c
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1833464Reviewed-by: Henrik Boström <hbos@chromium.org>
Commit-Queue: Henrik Boström <hbos@chromium.org>
Cr-Commit-Position: refs/heads/master@{#701514}

chrome/browser/media/webrtc/webrtc_video_display_perf_browsertest.cc

@@ -450,7 +450,15 @@ class WebRtcVideoDisplayPerfBrowserTest
   std::vector<double> webrtc_decode_latencies_;
 };
 
-INSTANTIATE_TEST_SUITE_P(WebRtcVideoDisplayPerfBrowserTests,
+// TODO(https://crbug.com/993020): Fix flakes on Windows bots.
+#if defined(OS_WIN)
+#define MAYBE_WebRtcVideoDisplayPerfBrowserTests \
+  DISABLED_WebRtcVideoDisplayPerfBrowserTests
+#else
+#define MAYBE_WebRtcVideoDisplayPerfBrowserTests \
+  WebRtcVideoDisplayPerfBrowserTests
+#endif
+INSTANTIATE_TEST_SUITE_P(MAYBE_WebRtcVideoDisplayPerfBrowserTests,
                          WebRtcVideoDisplayPerfBrowserTest,
                          testing::Combine(testing::Values(gfx::Size(1280, 720),
                                                           gfx::Size(1920,