Rename RTCPeerConnection.updateIce to setConfiguration and make it work.

components/test_runner/mock_webrtc_peer_connection_handler.h

Index: components/test_runner/mock_webrtc_peer_connection_handler.h
diff --git a/components/test_runner/mock_webrtc_peer_connection_handler.h b/components/test_runner/mock_webrtc_peer_connection_handler.h
index 0a6c2f4e2dc7d118e56116d22caedf6f148e25df..1e906fe0953ad61c941285ebe04a9b55e3cb7e71 100644
--- a/components/test_runner/mock_webrtc_peer_connection_handler.h
+++ b/components/test_runner/mock_webrtc_peer_connection_handler.h
@@ -9,6 +9,7 @@
 
 #include "base/macros.h"
 #include "base/memory/weak_ptr.h"
+#include "third_party/WebKit/public/platform/WebRTCError.h"
 #include "third_party/WebKit/public/platform/WebRTCPeerConnectionHandler.h"
 #include "third_party/WebKit/public/platform/WebRTCSessionDescription.h"
 #include "third_party/WebKit/public/platform/WebRTCSessionDescriptionRequest.h"
@@ -50,7 +51,7 @@ class MockWebRTCPeerConnectionHandler
       const blink::WebRTCSessionDescription& remote_description) override;
   blink::WebRTCSessionDescription localDescription() override;
   blink::WebRTCSessionDescription remoteDescription() override;
-  bool setConfiguration(
+  blink::WebRTCErrorType setConfiguration(
       const blink::WebRTCConfiguration& configuration) override;
   bool addICECandidate(const blink::WebRTCICECandidate& ice_candidate) override;
   bool addICECandidate(const blink::WebRTCVoidRequest& request,