Disable webrtc cast api test

BUG=301920
TBR=mattm@chromium.org

Review URL: https://codereview.chromium.org/58953002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@232914 0039d316-1c4b-4281-b951-d872f2087c98

chrome/browser/extensions/webrtc_cast_apitest.cc

@@ -11,7 +11,7 @@ class WebrtcCastApiTest : public ExtensionApiTest {
 };
 
 // Test running the test extension for Cast Mirroring API.
-IN_PROC_BROWSER_TEST_F(WebrtcCastApiTest, Basics) {
+IN_PROC_BROWSER_TEST_F(WebrtcCastApiTest, DISABLED_Basics) {
   ASSERT_TRUE(RunExtensionSubtest("webrtc_cast", "basics.html"));
 }