--- a/testing/web-platform/meta/webrtc/RTCPeerConnection-ondatachannel.html.ini
+++ b/testing/web-platform/meta/webrtc/RTCPeerConnection-ondatachannel.html.ini
@@ -1,7 +1,4 @@
 [RTCPeerConnection-ondatachannel.html]
-  [datachannel event should fire when new data channel is announced to the remote peer]
-    expected: FAIL
-
   [Data channel created on remote peer should match the same configuration as local peer]
     expected: FAIL
 

--- a/testing/web-platform/meta/webrtc/historical.html.ini
+++ b/testing/web-platform/meta/webrtc/historical.html.ini
@@ -21,11 +21,8 @@
     expected: FAIL
 
   [mozRTCPeerConnection interface should not exist]
     expected: FAIL
 
   [mozRTCSessionDescription interface should not exist]
     expected: FAIL
 
-  [DataChannel interface should not exist]
-    expected: FAIL
-

--- a/testing/web-platform/meta/webrtc/interfaces.https.html.ini
+++ b/testing/web-platform/meta/webrtc/interfaces.https.html.ini
@@ -422,97 +422,31 @@
     expected: FAIL
 
   [RTCSctpTransport interface: attribute maxMessageSize]
     expected: FAIL
 
   [RTCDataChannel interface: existence and properties of interface object]
     expected: FAIL
 
-  [RTCDataChannel interface object length]
-    expected: FAIL
-
-  [RTCDataChannel interface object name]
-    expected: FAIL
-
   [RTCDataChannel interface: existence and properties of interface prototype object]
     expected: FAIL
 
-  [RTCDataChannel interface: existence and properties of interface prototype object's "constructor" property]
-    expected: FAIL
-
-  [RTCDataChannel interface: existence and properties of interface prototype object's @@unscopables property]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute label]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute ordered]
-    expected: FAIL
-
   [RTCDataChannel interface: attribute maxPacketLifeTime]
     expected: FAIL
 
   [RTCDataChannel interface: attribute maxRetransmits]
     expected: FAIL
 
-  [RTCDataChannel interface: attribute protocol]
-    expected: FAIL
-
   [RTCDataChannel interface: attribute negotiated]
     expected: FAIL
 
-  [RTCDataChannel interface: attribute id]
-    expected: FAIL
-
   [RTCDataChannel interface: attribute priority]
     expected: FAIL
 
-  [RTCDataChannel interface: attribute readyState]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute bufferedAmount]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute bufferedAmountLowThreshold]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onopen]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onbufferedamountlow]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onerror]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onclose]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation close()]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onmessage]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute binaryType]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation send(USVString)]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation send(Blob)]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation send(ArrayBuffer)]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation send(ArrayBufferView)]
-    expected: FAIL
-
   [RTCDataChannelEvent interface: existence and properties of interface object]
     expected: FAIL
 
   [RTCDataChannelEvent interface object length]
     expected: FAIL
 
   [RTCDataChannelEvent interface: existence and properties of interface prototype object]
     expected: FAIL
@@ -888,19 +822,16 @@
     expected: FAIL
 
   [RTCSctpTransport interface: idlTestObjects.sctpTransport must inherit property "transport" with the proper type (0)]
     expected: FAIL
 
   [RTCSctpTransport interface: idlTestObjects.sctpTransport must inherit property "maxMessageSize" with the proper type (1)]
     expected: FAIL
 
-  [RTCDataChannel must be primary interface of new RTCPeerConnection().createDataChannel('')]
-    expected: FAIL
-
   [Stringification of new RTCPeerConnection().createDataChannel('')]
     expected: FAIL
 
   [RTCDataChannel interface: new RTCPeerConnection().createDataChannel('') must inherit property "maxPacketLifeTime" with the proper type (2)]
     expected: FAIL
 
   [RTCDataChannel interface: new RTCPeerConnection().createDataChannel('') must inherit property "maxRetransmits" with the proper type (3)]
     expected: FAIL
@@ -1746,100 +1677,31 @@
     expected: FAIL
 
   [RTCSctpTransport interface: idlTestObjects.sctpTransport must inherit property "maxMessageSize" with the proper type]
     expected: FAIL
 
   [RTCDataChannel interface: existence and properties of interface object]
     expected: FAIL
 
-  [RTCDataChannel interface object length]
-    expected: FAIL
-
-  [RTCDataChannel interface object name]
-    expected: FAIL
-
   [RTCDataChannel interface: existence and properties of interface prototype object]
     expected: FAIL
 
-  [RTCDataChannel interface: existence and properties of interface prototype object's "constructor" property]
-    expected: FAIL
-
-  [RTCDataChannel interface: existence and properties of interface prototype object's @@unscopables property]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute label]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute ordered]
-    expected: FAIL
-
   [RTCDataChannel interface: attribute maxPacketLifeTime]
     expected: FAIL
 
   [RTCDataChannel interface: attribute maxRetransmits]
     expected: FAIL
 
-  [RTCDataChannel interface: attribute protocol]
-    expected: FAIL
-
   [RTCDataChannel interface: attribute negotiated]
     expected: FAIL
 
-  [RTCDataChannel interface: attribute id]
-    expected: FAIL
-
   [RTCDataChannel interface: attribute priority]
     expected: FAIL
 
-  [RTCDataChannel interface: attribute readyState]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute bufferedAmount]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute bufferedAmountLowThreshold]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onopen]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onbufferedamountlow]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onerror]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onclose]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation close()]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute onmessage]
-    expected: FAIL
-
-  [RTCDataChannel interface: attribute binaryType]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation send(USVString)]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation send(Blob)]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation send(ArrayBuffer)]
-    expected: FAIL
-
-  [RTCDataChannel interface: operation send(ArrayBufferView)]
-    expected: FAIL
-
-  [RTCDataChannel must be primary interface of new RTCPeerConnection().createDataChannel('')]
-    expected: FAIL
-
   [Stringification of new RTCPeerConnection().createDataChannel('')]
     expected: FAIL
 
   [RTCDataChannel interface: new RTCPeerConnection().createDataChannel('') must inherit property "maxPacketLifeTime" with the proper type]
     expected: FAIL
 
   [RTCDataChannel interface: new RTCPeerConnection().createDataChannel('') must inherit property "maxRetransmits" with the proper type]
     expected: FAIL