1 files changed, 19 insertions, 0 deletions
diff --git a/Swiften/Base/Algorithm.h b/Swiften/Base/Algorithm.h
index b7459ed..4e68e70 100644
--- a/Swiften/Base/Algorithm.h
+++ b/Swiften/Base/Algorithm.h
@@ -71,18 +71,23 @@ namespace Swift {
 		  for (typename C::iterator it = c.begin(); it != c.end(); ) {
 				if (p(*it)) {
 					c.erase(it++);
 				}
 				else {
 					++it;
 				}
 			}
 		}
+		
+		template<typename C, typename P>
+		void eraseIfImpl(C& c, const P& p, VectorCategory) {
+			c.erase(std::remove_if(c.begin(), c.end(), p), c.end());
+		}
 	}
 
 	template<typename C, typename V>
 	void erase(C& container, const V& value) {
 		Detail::eraseImpl(container, value, typename Detail::ContainerTraits<C>::Category());
 	}
 
 	template<typename C, typename P>
 	void eraseIf(C& container, const P& predicate) {
@@ -109,18 +114,32 @@ namespace Swift {
 	void safeClear(Container& c) {
 		std::fill(c.begin(), c.end(), 0);
 		c.clear();
 	}
 
 	/*
 	 * Functors
 	 */
 	template<typename K, typename V>
+	class PairFirstEquals {
+		public:
+			PairFirstEquals(const K& value) : value(value) {
+			}
+
+			bool operator()(const std::pair<K,V>& pair) const {
+				return pair.first == value;
+			}
+
+		private:
+			K value;
+	};
+
+	template<typename K, typename V>
 	class PairSecondEquals {
 		public:
 			PairSecondEquals(const V& value) : value(value) {
 			}
 
 			bool operator()(const std::pair<K,V>& pair) const {
 				return pair.second == value;
 			}