Adapted FakePackageRepositories class to interface changes.

src/AddIns/Misc/AddInManager2/AddInManager2.Tests/Fakes/FakePackageRepositories.cs

@@ -17,26 +17,6 @@ namespace ICSharpCode.AddInManager2.Tests.Fakes
             }
         }
 
-        public NuGet.IPackageRepository Active
-        {
-            get
-            {
-                throw new NotImplementedException();
-            }
-        }
-
-        public NuGet.PackageSource ActiveSource
-        {
-            get
-            {
-                throw new NotImplementedException();
-            }
-            set
-            {
-                throw new NotImplementedException();
-            }
-        }
-
         public IEnumerable<NuGet.PackageSource> RegisteredPackageSources
         {
             get
@@ -48,5 +28,10 @@ namespace ICSharpCode.AddInManager2.Tests.Fakes
                 throw new NotImplementedException();
             }
         }
+    	
+		public NuGet.IPackageRepository GetRepositoryFromSource(NuGet.PackageSource packageSource)
+		{
+			throw new NotImplementedException();
+		}
     }
 }