Cleanup after the interceptor refactoring work, and add a new SSA instruction for an interceptor, s…

sdk/lib/_internal/compiler/implementation/resolution/members.dart

 // Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 part of resolution;
 
 abstract class TreeElements {
   Element operator[](Node node);
   Selector getSelector(Send send);
   DartType getType(Node node);
@@ skipping 1489 matching lines @@
     Element previousEnclosingElement = enclosingElement;
     enclosingElement = function;
     // Run the body in a fresh statement scope.
     StatementScope oldStatementScope = statementScope;
     statementScope = new StatementScope();
     visit(node.body);
     statementScope = oldStatementScope;
 
     scope = oldScope;
     enclosingElement = previousEnclosingElement;
+
+    world.registerInstantiatedClass(compiler.functionClass);
   }
 
   visitIf(If node) {
     visit(node.condition);
     visit(node.thenPart);
     visit(node.elsePart);
   }
 
   static bool isLogicalOperator(Identifier op) {
     String str = op.source.stringValue;
@@ skipping 355 matching lines @@
       }
     } else if (Elements.isStaticOrTopLevel(target)) {
       // TODO(kasperl): It seems like we're not supposed to register
       // the use of classes. Wouldn't it be simpler if we just did?
       if (!target.isClass()) {
         // [target] might be the implementation element and only declaration
         // elements may be registered.
         world.registerStaticUse(target.declaration);
       }
     }
-    if (target == null) {
-      // If we haven't found an element for this send, it might be a
-      // dynamic send on a primitive value. Register the selector with
-      // the world to add an interceptor, if necessary.
-      world.registerUsedSelector(selector);
-    }
   }
 
   visitLiteralInt(LiteralInt node) {
     world.registerInstantiatedClass(compiler.intClass);
   }
 
   visitLiteralDouble(LiteralDouble node) {
     world.registerInstantiatedClass(compiler.doubleClass);
   }
 
@@ skipping 1222 matching lines @@
     return e;
   }
 
   /// Assumed to be called by [resolveRedirectingFactory].
   Element visitReturn(Return node) {
     Node expression = node.expression;
     return finishConstructorReference(visit(expression),
                                       expression, expression);
   }
 }