Implement constructor bodies and initializers in CPS->JS backend.

pkg/compiler/lib/src/js_emitter/code_emitter_task.dart

Index: pkg/compiler/lib/src/js_emitter/code_emitter_task.dart
diff --git a/pkg/compiler/lib/src/js_emitter/code_emitter_task.dart b/pkg/compiler/lib/src/js_emitter/code_emitter_task.dart
index be50b5a2bbcb10938fa7f5f68fa06dd375db38be..a7f1aeb44c85859d862bb5f4fe86add8ed9534be 100644
--- a/pkg/compiler/lib/src/js_emitter/code_emitter_task.dart
+++ b/pkg/compiler/lib/src/js_emitter/code_emitter_task.dart
@@ -120,8 +120,8 @@ class CodeEmitterTask extends CompilerTask {
     return emitter.typeAccess(e);
   }
 
-  jsAst.Expression closureClassConstructorAccess(ClosureClassElement e) {
-    return emitter.closureClassConstructorAccess(e);
+  jsAst.Expression internalConstructorAccess(ClassElement e) {
+    return emitter.internalConstructorAccess(e);
   }
 
   void registerReadTypeVariable(TypeVariableElement element) {
@@ -461,7 +461,7 @@ abstract class Emitter {
   jsAst.Expression typeAccess(Element e);
 
   /// Returns the JS constructor for the given closure class [e].
-  jsAst.Expression closureClassConstructorAccess(ClosureClassElement e);
+  jsAst.Expression internalConstructorAccess(ClosureClassElement e);
 
   /// Returns the JS expression representing a function that returns 'null'
   jsAst.Expression generateFunctionThatReturnsNull();