removed over cautious nullchecks on MatchQueryDescriptor fix #262

Author: Mpdreamz

Diff for: src/Nest/DSL/Query/MatchQueryDescriptor.cs

@@ -75,26 +75,22 @@ public MatchQueryDescriptor<T> QueryString(string queryString)
 		}
 		public MatchQueryDescriptor<T> Analyzer(string analyzer)
 		{
-			analyzer.ThrowIfNullOrEmpty("analyzer");
 			this._Analyzer = analyzer;
 			return this;
 		}
 		public MatchQueryDescriptor<T> Fuzziness(double fuzziness)
 		{
-			fuzziness.ThrowIfNull("fuzziness");
 			this._Fuzziness = fuzziness;
 			return this;
 		}
 		public MatchQueryDescriptor<T> CutoffFrequency(double cutoffFrequency)
 		{
-			cutoffFrequency.ThrowIfNull("cutoffFrequency");
 			this._CutoffFrequency = cutoffFrequency;
 			return this;
 		}
 
 		public MatchQueryDescriptor<T> Rewrite(RewriteMultiTerm rewrite)
 		{
-			rewrite.ThrowIfNull("rewrite");
 			this._Rewrite = rewrite;
 			return this;
 		}
@@ -107,19 +103,16 @@ public MatchQueryDescriptor<T> Boost(double boost)
 		}
 		public MatchQueryDescriptor<T> PrefixLength(int prefixLength)
 		{
-			prefixLength.ThrowIfNull("prefixLength");
 			this._PrefixLength = prefixLength;
 			return this;
 		}
 		public MatchQueryDescriptor<T> MaxExpansions(int maxExpansions)
 		{
-			maxExpansions.ThrowIfNull("maxExpansions");
 			this._MaxExpansions = maxExpansions;
 			return this;
 		}
 		public MatchQueryDescriptor<T> Slop(int slop)
 		{
-			slop.ThrowIfNull("slop");
 			this._Slop = slop;
 			return this;
 		}