Revert "Address Peter's comments on Function.apply."

lib/compiler/implementation/compiler.dart

Index: lib/compiler/implementation/compiler.dart
diff --git a/lib/compiler/implementation/compiler.dart b/lib/compiler/implementation/compiler.dart
index c65ed5db7f95b5b0003f80aa75214374810aa6b0..f0e83debdde8babd1ab14f41d9ca46024330138b 100644
--- a/lib/compiler/implementation/compiler.dart
+++ b/lib/compiler/implementation/compiler.dart
@@ -384,10 +384,12 @@ abstract class Compiler implements DiagnosticListener {
 
     assertMethod = jsHelperLibrary.find(const SourceString('assert'));
     identicalFunction = coreLibrary.find(const SourceString('identical'));
-    functionApplyMethod =
-        jsHelperLibrary.find(const SourceString('applyFunction'));
 
     initializeSpecialClasses();
+
+    functionClass.ensureResolved(this);
+    functionApplyMethod =
+        functionClass.lookupLocalMember(const SourceString('apply'));
   }
 
   void loadCoreImplLibrary() {