Some changes required for the new compiler.

- Import bleeding may be fixed, as I had to import a bunch of things I
  should have had to earlier.
- NOW they make duplicate variable definitions bad (but without block
  scoping... yay).
- Another hoopjump.


git-svn-id: svn+ssh://src.earth.threerings.net/narya/trunk@4233 542714f4-19e9-0310-aa3c-eee0fc999fb1

src/as/com/threerings/util/ClassUtil.as

@@ -76,7 +76,8 @@ public class ClassUtil
 
         // See which classes we extend.
         var exts :XMLList = typeInfo.child("extendsClass").attribute("type");
-        for each (var type :String in exts) {
+        var type :String;
+        for each (type in exts) {
             if (asClass == getClassByName(type)) {
                 return true;
             }
@@ -85,7 +86,7 @@ public class ClassUtil
         // See which interfaces we implement.
         var imps :XMLList = typeInfo.child("implementsInterface")
             .attribute("type");
-        for each (var type :String in imps) {
+        for each (type in imps) {
             if (asClass == getClassByName(type)) {
                 return true;
             }

src/as/com/threerings/util/Hashtable.as

@@ -96,12 +96,13 @@ public class Hashtable
     // documentation inherited from interface Map
     public function put (key :Object, value :Object) :*
     {
+        var oldValue :*;
         if (isSimple(key)) {
             if (_simpleData == null) {
                 _simpleData = new Dictionary();
             }
 
-            var oldValue :* = _simpleData[key];
+            oldValue = _simpleData[key];
             _simpleData[key] = value;
             if (oldValue === undefined) {
                 _simpleSize++;
@@ -121,7 +122,7 @@ public class Hashtable
         var firstEntry :Entry = (_entries[index] as Entry);
         for (var e :Entry = firstEntry; e != null; e = e.next) {
             if (e.hash == hash && e.key.equals(hkey)) {
-                var oldValue :* = e.value;
+                oldValue = e.value;
                 e.value = value;
                 return oldValue; // size did not change
             }