webrtc: disable H264 test on Android.

Reason: failing, see linked bug.

Bug: 599650
TBR: mcasas
Change-Id: Iec795ad764a0a2d78dfb77e3b5f752b857da6bd1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2030171
Commit-Queue: Benoit L <lizeb@chromium.org>
Reviewed-by: Benoit L <lizeb@chromium.org>
Cr-Commit-Position: refs/heads/master@{#736885}

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