Revert of Remove candidates when doing continual gathering

webrtc/api/webrtcsdp.h

Index: webrtc/api/webrtcsdp.h
diff --git a/webrtc/api/webrtcsdp.h b/webrtc/api/webrtcsdp.h
index e7fdb34d01e37f17510654a6ed2e9d0906b2c8ba..2b22b6249f1b10692642929fabee7c816f417882 100644
--- a/webrtc/api/webrtcsdp.h
+++ b/webrtc/api/webrtcsdp.h
@@ -22,11 +22,8 @@
 
 #include <string>
 
-namespace cricket {
-class Candidate;
-}  // namespace cricket
+namespace webrtc {
 
-namespace webrtc {
 class IceCandidateInterface;
 class JsepIceCandidate;
 class JsepSessionDescription;
@@ -44,10 +41,6 @@
 // Serializes the passed in IceCandidateInterface to a SDP string.
 // candidate - The candidate to be serialized.
 std::string SdpSerializeCandidate(const IceCandidateInterface& candidate);
-
-// Serializes a cricket Candidate.
-// candidate - The candidate to be serialized.
-std::string SdpSerializeCandidate(const cricket::Candidate& candidate);
 
 // Deserializes the passed in SDP string to a JsepSessionDescription.
 // message - SDP string to be Deserialized.
@@ -68,20 +61,6 @@
 bool SdpDeserializeCandidate(const std::string& message,
                              JsepIceCandidate* candidate,
                              SdpParseError* error);
-
-// Deserializes the passed in SDP string to a cricket Candidate.
-// The first line must be a=candidate line and only the first line will be
-// parsed.
-// transport_name - The transport name (MID) of the candidate.
-// message - The SDP string to be deserialized.
-// candidate - The cricket Candidate from the SDP string.
-// error - The detail error information when parsing fails.
-// return - true on success, false on failure.
-bool SdpDeserializeCandidate(const std::string& transport_name,
-                             const std::string& message,
-                             cricket::Candidate* candidate,
-                             SdpParseError* error);
-
 }  // namespace webrtc
 
 #endif  // WEBRTC_API_WEBRTCSDP_H_