Revert "Update and enable CanSetupH264VideoCallOnSupportedDevice."

This reverts commit 0fce13aa.

Reason for revert: It broke the chromium.webrtc bot (example: https://ci.chromium.org/p/chromium/builders/webrtc.fyi/WebRTC%20Chromium%20FYI%20Android%20Tests%20(dbg)%20(K%20Nexus5)/5712)

Original change's description:
> Update and enable CanSetupH264VideoCallOnSupportedDevice.
> 
> - Ensure that call actually uses H264 by checking codec type in
> video track stats.
> 
> - Enable CanSetupH264VideoCallOnSupportedDevice test.
> 
> Bug: webrtc:11244, 1047994
> Change-Id: I5ba241828500de9e465d5200e651640394d2ce6a
> Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2033511
> Reviewed-by: Guido Urdaneta <guidou@chromium.org>
> Reviewed-by: Harald Alvestrand <hta@chromium.org>
> Commit-Queue: Sergey Silkin <ssilkin@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#742572}

TBR=hta@chromium.org,mcasas@chromium.org,guidou@chromium.org,ssilkin@chromium.org

Change-Id: I4ea3badad7ed564801a458263eb6366991f2924c
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Bug: webrtc:11244, 1047994
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2063135Reviewed-by: Armando Miraglia <armax@chromium.org>
Commit-Queue: Armando Miraglia <armax@chromium.org>
Cr-Commit-Position: refs/heads/master@{#742621}

content/browser/webrtc/webrtc_browsertest.cc

@@ -256,7 +256,7 @@ IN_PROC_BROWSER_TEST_F(
 // This test is to make sure HW H264 work normally on supported devices, since
 // there is no SW H264 fallback available on Android.
 IN_PROC_BROWSER_TEST_F(MAYBE_WebRtcBrowserTest,
-                       CanSetupH264VideoCallOnSupportedDevice) {
+                       DISABLED_CanSetupH264VideoCallOnSupportedDevice) {
   MakeTypicalPeerConnectionCall("CanSetupH264VideoCallOnSupportedDevice();");
 }
 #endif

content/test/data/media/peerconnection-call.html

@@ -756,36 +756,17 @@
     reportTestSuccess();
   }
 
-  async function CanSetupH264VideoCallOnSupportedDevice() {
+  function CanSetupH264VideoCallOnSupportedDevice() {
     createConnections(null);
     setOfferSdpTransform(maybePreferH264SendCodec);
-    navigator.mediaDevices.getUserMedia({audio: false, video: true})
+    navigator.mediaDevices.getUserMedia({audio: true, video: true})
         .then(addStreamToBothConnectionsAndNegotiate)
         .catch(failTest);
 
-    await detectVideoPlaying('remote-view-1');
-    await detectVideoPlaying('remote-view-2');
-
-    assertEquals(gLocalStream.getVideoTracks().length, 1);
-
-    // Ensure that call uses H264.
-    gFirstConnection.getStats(gLocalStream.getVideoTracks()[0])
-        .then(function(report) {
-          var numCodecs = 0;
-          var hasH264 = false;
-          report.forEach(stats => {
-            if (stats.type == 'codec') {
-              numCodecs++;
-              if (stats.mimeType == 'video/H264') {
-                hasH264 = true;
-              }
-            }
-          });
-          assertEquals(1, numCodecs);
-          assertTrue(hasH264);
-          reportTestSuccess();
-        })
-        .catch(failTest);
+    Promise.all([
+      detectVideoPlaying('remote-view-1'),
+      detectVideoPlaying('remote-view-1')
+    ]).then(reportTestSuccess);
   }
 
   </script>