Disable flaky test.

WebRtcGetUserMediaBrowserTest.ApplyConstraintsVideoTwoStreams
flakes due to crbug.com/1113820

Bug: 1055012
Change-Id: I65017937e76c8547a374e2c588fb3350dcc111ba
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2340918
Auto-Submit: Guido Urdaneta <guidou@chromium.org>
Reviewed-by: Marina Ciocea <marinaciocea@chromium.org>
Commit-Queue: Marina Ciocea <marinaciocea@chromium.org>
Commit-Queue: Guido Urdaneta <guidou@chromium.org>
Cr-Commit-Position: refs/heads/master@{#795581}

content/browser/webrtc/webrtc_getusermedia_browsertest.cc

@@ -720,8 +720,9 @@ IN_PROC_BROWSER_TEST_F(WebRtcGetUserMediaBrowserTest, ApplyConstraintsVideo) {
   ExecuteJavascriptAndWaitForOk("applyConstraintsVideo()");
 }
 
+// Flaky due to https://crbug.com/1113820
 IN_PROC_BROWSER_TEST_F(WebRtcGetUserMediaBrowserTest,
-                       ApplyConstraintsVideoTwoStreams) {
+                       DISABLED_ApplyConstraintsVideoTwoStreams) {
   ASSERT_TRUE(embedded_test_server()->Start());
   GURL url(embedded_test_server()->GetURL("/media/getusermedia.html"));
   EXPECT_TRUE(NavigateToURL(shell(), url));