Added TODO.

git-svn-id: https://google-guice.googlecode.com/svn/trunk@1097 d779f126-a31b-0410-b53b-1d3aecad763e
diff --git a/src/com/google/inject/spi/InjectionPoint.java b/src/com/google/inject/spi/InjectionPoint.java
index 7a25d33..e8483d4 100644
--- a/src/com/google/inject/spi/InjectionPoint.java
+++ b/src/com/google/inject/spi/InjectionPoint.java
@@ -438,6 +438,9 @@
 
   private static Set<InjectionPoint> getInjectionPoints(final TypeLiteral<?> type,
       boolean statics, Errors errors) {
+    // TODO: Turn InjectableMember into an identity wrapper. Use it as the key in
+    // injectableMembers and the values in bySignature. This will be a lot faster than
+    // hashing the Method objects.
     LinkedHashMap<Member, InjectableMember> injectableMembers
         = new LinkedHashMap<Member, InjectableMember>();
     HashMap<Signature, List<Method>> bySignature = null;