Issue 464: Error when setting an invalid etag

Src/GoogleApis/Apis/Requests/ClientServiceRequest.cs

Index: Src/GoogleApis/Apis/Requests/ClientServiceRequest.cs
===================================================================
--- a/Src/GoogleApis/Apis/Requests/ClientServiceRequest.cs
 b/Src/GoogleApis/Apis/Requests/ClientServiceRequest.cs
@@ -185,7 185,6 @@
 object body = GetBody();
 request.SetRequestSerailizedContent(service, body, overrideGZipEnabled.HasValue
 ? overrideGZipEnabled.Value : service.GZipEnabled);
-
 AddETag(request);
 return request;
 }
@@ -233,15 232,25 @@
 IDirectResponseSchema body = GetBody() as IDirectResponseSchema;
 if (body != null && !string.IsNullOrEmpty(body.ETag))
 {
 var etag = body.ETag;
 ETagAction action = ETagAction == ETagAction.Default ? GetDefaultETagAction(HttpMethod) : ETagAction;
- switch (action)
 try
 {
- case ETagAction.IfMatch:
- request.Headers.IfMatch.Add(new EntityTagHeaderValue(body.ETag));
- break;
- case ETagAction.IfNoneMatch:
- request.Headers.IfNoneMatch.Add(new EntityTagHeaderValue(body.ETag));
- break;
 switch (action)
 {
 case ETagAction.IfMatch:
 request.Headers.IfMatch.Add(new EntityTagHeaderValue(etag));
 break;
 case ETagAction.IfNoneMatch:
 request.Headers.IfNoneMatch.Add(new EntityTagHeaderValue(etag));
 break;
 }
 }
 // When ETag is invalid we are going to create a request anyway.
 // See https://code.google.com/p/google-api-dotnet-client/issues/detail?id=464 for more details.
 catch (FormatException ex)
 {
 Logger.Error(ex, "Can't set {0}. Etag is: {1}.", action, etag);
 }
 }
 }