Revert of WebRtcBrowserTest: Include all stats in getStats.

chrome/browser/media/webrtc/webrtc_browsertest.cc

Index: chrome/browser/media/webrtc/webrtc_browsertest.cc
diff --git a/chrome/browser/media/webrtc/webrtc_browsertest.cc b/chrome/browser/media/webrtc/webrtc_browsertest.cc
index 0b379e315643100f65489923b2bdc027f31c40c4..44b550582f25d2a259d9df0b7dfb10dd54f653fb 100644
--- a/chrome/browser/media/webrtc/webrtc_browsertest.cc
+++ b/chrome/browser/media/webrtc/webrtc_browsertest.cc
@@ -219,8 +219,6 @@
   StartServerAndOpenTabs();
   SetupPeerconnectionWithLocalStream(left_tab_);
   SetupPeerconnectionWithLocalStream(right_tab_);
-  CreateDataChannel(left_tab_, "data");
-  CreateDataChannel(right_tab_, "data");
   NegotiateCall(left_tab_, right_tab_);
 
   std::set<std::string> missing_expected_stats;
@@ -230,9 +228,9 @@
   for (const std::string& type : VerifyStatsGeneratedPromise(left_tab_)) {
     missing_expected_stats.erase(type);
   }
-  for (const std::string& type : missing_expected_stats) {
-    EXPECT_TRUE(false) << "Expected stats dictionary is missing: " << type;
-  }
+  // TODO(hbos): When all stats are ready and returned by "getStats":
+  // EXPECT_TRUE(missing_expected_stats.empty());
+  // crbug.com/627816
 
   DetectVideoAndHangUp();
 }