Upgrade sdp-simulcast

Move 'isSimulcastSupported' check from sdp-simulcast to the client.

modules/RTC/RTCBrowserType.js

@@ -107,6 +107,17 @@ const RTCBrowserType = {
         return currentBrowser === RTCBrowserType.RTC_BROWSER_SAFARI;
     },
 
+    /**
+     * Checks if the current client supports Simulcast.
+     * @return {boolean} <tt>true</tt> if Simulcast is supported or
+     * <tt>false</tt> otherwise.
+     */
+    isSimulcastSupported() {
+        // Possibly it could work with anything that uses "official" WebRTC
+        // stack, but only Chrome was tested.
+        return RTCBrowserType.isChrome();
+    },
+
     /**
      * Checks if current environment is NWJS.
      * @returns {boolean}

modules/RTC/TraceablePeerConnection.js

@@ -356,7 +356,7 @@ TraceablePeerConnection.prototype._getDesiredMediaDirection
  */
 TraceablePeerConnection.prototype.isSimulcastOn = function() {
     return !this.options.disableSimulcast
-        && this.simulcast.isSupported()
+        && RTCBrowserType.isSimulcastSupported()
         && !this.isP2P;
 };
 

package.json

@@ -22,7 +22,7 @@
     "jssha": "1.5.0",
     "retry": "0.6.1",
     "sdp-interop": "0.1.11",
-    "sdp-simulcast": "0.1.11",
+    "sdp-simulcast": "0.2.0",
     "sdp-transform": "2.3.0",
     "socket.io-client": "1.4.5",
     "strophe": "1.2.4",