Disable RunsAudioVideoWebRTCCallInTwoTabsGetStatsPromise.

This temporarily disabled the test to unblock webrtc from rolling in to
chromium.
After the roll, this CL[1] will fix the failure and the test can be
re-enabled.

[1] https://chromium-review.googlesource.com/c/chromium/src/+/1621912

TBR=guidou@chromium.org
NOTRY=True

Bug: webrtc:10453
Change-Id: I732b6680e318d55c0700540982a01dbc8ee086a6
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1627030Reviewed-by: Henrik Boström <hbos@chromium.org>
Reviewed-by: Guido Urdaneta <guidou@chromium.org>
Commit-Queue: Henrik Boström <hbos@chromium.org>
Auto-Submit: Henrik Boström <hbos@chromium.org>
Cr-Commit-Position: refs/heads/master@{#662552}

chrome/browser/media/webrtc/webrtc_browsertest.cc

@@ -232,8 +232,11 @@ IN_PROC_BROWSER_TEST_F(MAYBE_WebRtcBrowserTest,
   DetectVideoAndHangUp();
 }
 
-IN_PROC_BROWSER_TEST_F(MAYBE_WebRtcBrowserTest,
-                       RunsAudioVideoWebRTCCallInTwoTabsGetStatsPromise) {
+// TODO(https://crbug.com/webrtc/10453): Temporarily disabled to unblock a
+// webrtc roll.
+IN_PROC_BROWSER_TEST_F(
+    MAYBE_WebRtcBrowserTest,
+    DISABLED_RunsAudioVideoWebRTCCallInTwoTabsGetStatsPromise) {
   StartServerAndOpenTabs();
   SetupPeerconnectionWithLocalStream(left_tab_);
   SetupPeerconnectionWithLocalStream(right_tab_);