Make operator== const

src/peer/peerdownloader.cpp

@@ -34,12 +34,12 @@ TimeStampedRequest::~TimeStampedRequest()
 {
 }
 
-bool TimeStampedRequest::operator==(const Request &r)
+bool TimeStampedRequest::operator==(const Request &r) const
 {
     return r == req;
 }
 
-bool TimeStampedRequest::operator==(const TimeStampedRequest &r)
+bool TimeStampedRequest::operator==(const TimeStampedRequest &r) const
 {
     return r.req == req;
 }

src/peer/peerdownloader.h

@@ -52,14 +52,14 @@ struct TimeStampedRequest {
      * @param r The Request
      * @return true if equal
      */
-    bool operator==(const Request &r);
+    bool operator==(const Request &r) const;
 
     /**
      * Equality operator, compares requests only.
      * @param r The Request
      * @return true if equal
      */
-    bool operator==(const TimeStampedRequest &r);
+    bool operator==(const TimeStampedRequest &r) const;
 
     /**
      * Assignment operator.