[banshee] LibraryWatcher: fix build

[AndrÃs Aragoneses <aaragoneses src gnome org>]

commit e9c7035e053071e762af0f14a86c012abf9a8481
Author: Andres G. Aragoneses <knocte gmail com>
Date:   Wed Dec 28 01:04:17 2011 +0000

    LibraryWatcher: fix build
    
    Oops, recent refactoring broke the build of
    this extension...

 .../Banshee.LibraryWatcher/SourceWatcher.cs        |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
---
diff --git a/src/Extensions/Banshee.LibraryWatcher/Banshee.LibraryWatcher/SourceWatcher.cs b/src/Extensions/Banshee.LibraryWatcher/Banshee.LibraryWatcher/SourceWatcher.cs
index a95a910..1ffbd64 100644
--- a/src/Extensions/Banshee.LibraryWatcher/Banshee.LibraryWatcher/SourceWatcher.cs
+++ b/src/Extensions/Banshee.LibraryWatcher/Banshee.LibraryWatcher/SourceWatcher.cs
@@ -238,7 +238,7 @@ namespace Banshee.LibraryWatcher
         private void RemoveTrack (string track)
         {
             string uri = new SafeUri(track).AbsoluteUri;
-            const string hash_sql = String.Format (
+            string hash_sql = String.Format (
                 @"SELECT TrackID, MetadataHash FROM CoreTracks WHERE {0} = ? LIMIT 1",
                 BansheeQuery.UriField.Column
             );
@@ -263,7 +263,7 @@ namespace Banshee.LibraryWatcher
                 }
             }
 
-            const string delete_sql = @"
+            string delete_sql = @"
                 INSERT INTO CoreRemovedTracks (DateRemovedStamp, TrackID, Uri)
                     SELECT ?, TrackID, " + BansheeQuery.UriField.Column + @"
                     FROM CoreTracks WHERE TrackID IN ({0})