Remove unused API.

dart/sdk/lib/_internal/compiler/implementation/world.dart

Index: dart/sdk/lib/_internal/compiler/implementation/world.dart
diff --git a/dart/sdk/lib/_internal/compiler/implementation/world.dart b/dart/sdk/lib/_internal/compiler/implementation/world.dart
index aa485101eed704785d0b33bb27c8c9705f7cf05f..48f69267b9e96944c38c9b029021f5e5d9714a29 100644
--- a/dart/sdk/lib/_internal/compiler/implementation/world.dart
+++ b/dart/sdk/lib/_internal/compiler/implementation/world.dart
@@ -39,10 +39,6 @@ class World {
     return _subtypes[cls.declaration];
   }
 
-  Set<ClassElement> superclassesOf(ClassElement cls) {
-    return _superclasses[cls.declaration];

[Johnni Winther, 2013/12/03 11:52:31]

Is _superclasses needed in itself?

[ahe, 2013/12/04 11:45:43]

Removed.

-  }
-
   Set<ClassElement> supertypesOf(ClassElement cls) {
     return _supertypes[cls.declaration];
   }
@@ -151,10 +147,6 @@ class World {
     return allFunctions.filter(selector).any((each) => each.isGetter());
   }
 
-  bool hasAnyUserDefinedSetter(Selector selector) {
-     return allFunctions.filter(selector).any((each) => each.isSetter());
-  }
-
   // Returns whether a subclass of [superclass] implements [type].
   bool hasAnySubclassThatImplements(ClassElement superclass,
                                     ClassElement type) {
@@ -208,24 +200,6 @@ class World {
     return mask.locateSingleElement(selector, compiler);
   }
 
-  bool hasSingleMatch(Selector selector) {
-    Iterable<Element> targets = allFunctions.filter(selector);
-    return targets.length == 1;
-  }
-
-  Iterable<ClassElement> locateNoSuchMethodHolders(Selector selector) {
-    Selector noSuchMethodSelector = compiler.noSuchMethodSelector;
-    ti.TypeMask mask = selector.mask;
-    if (mask != null) {
-      noSuchMethodSelector = new TypedSelector(mask, noSuchMethodSelector);
-    }
-    ClassElement objectClass = compiler.objectClass;
-    return allFunctions
-        .filter(noSuchMethodSelector)
-        .map((Element member) => member.getEnclosingClass())
-        .where((ClassElement holder) => !identical(holder, objectClass));
-  }
-
   void addFunctionCalledInLoop(Element element) {
     functionsCalledInLoop.add(element.declaration);
   }