Bug 1273965 part 0: Drop "else" from some return-else-if statements in MediaPipelineFactory.cpp. r=bwc

MozReview-Commit-ID: EyKzyiY6Y8B

--HG--
extra : rebase_source : 15f66d2058a7fb32115318e6019698a739181236

media/webrtc/signaling/src/peerconnection/MediaPipelineFactory.cpp

@@ -978,9 +978,11 @@ MediaPipelineFactory::EnsureExternalCodec(VideoSessionConduit& aConduit,
      }
 #endif
      return kMediaConduitNoError;
-  } else if (aConfig->mName == "VP9") {
+  }
+  if (aConfig->mName == "VP9") {
     return kMediaConduitNoError;
-  } else if (aConfig->mName == "H264") {
+  }
+  if (aConfig->mName == "H264") {
     if (aConduit.CodecPluginID() != 0) {
       return kMediaConduitNoError;
     }