dart2dart: Method and constructor calls in new backend.

sdk/lib/_internal/compiler/implementation/ir/ir_unpickler.dart

Index: sdk/lib/_internal/compiler/implementation/ir/ir_unpickler.dart
diff --git a/sdk/lib/_internal/compiler/implementation/ir/ir_unpickler.dart b/sdk/lib/_internal/compiler/implementation/ir/ir_unpickler.dart
index 3b29e65cd5805142bf6601b405a564cce57b16a2..31d1520c08a2c3207b0526e3292b48b42381c4a0 100644
--- a/sdk/lib/_internal/compiler/implementation/ir/ir_unpickler.dart
+++ b/sdk/lib/_internal/compiler/implementation/ir/ir_unpickler.dart
@@ -87,6 +87,11 @@ class Unpickler {
     return constantPool.get(elementIndex);
   }
 
+  types.DartType readDartType() {
+    int typeIndex = readInt();
+    return constantPool.get(typeIndex);
+  }
+  
   Selector readSelector() {
     int tag = readByte();
     if (tag == Pickles.BACKREFERENCE) {
@@ -143,6 +148,14 @@ class Unpickler {
         addExpression(readInvokeStatic());
         current = null;
         break;
+      case Pickles.NODE_INVOKE_METHOD:
+        addExpression(readInvokeMethod());
+        current = null;
+        break;
+      case Pickles.NODE_INVOKE_CONSTRUCTOR:
+        addExpression(readInvokeConstructor());
+        current = null;
+        break;
       case Pickles.NODE_INVOKE_CONTINUATION:
         addExpression(readInvokeContinuation());
         current = null;
@@ -221,6 +234,22 @@ class Unpickler {
     return new ir.InvokeStatic(functionElement, selector, continuation,
                                arguments);
   }
+  
+  ir.InvokeMethod readInvokeMethod() {
+    ir.Definition receiver = readBackReference();
+    Selector selector = readSelector();
+    ir.Continuation continuation = readBackReference();
+    List<ir.Definition> arguments = readBackReferenceList();
+    return new ir.InvokeMethod(receiver, selector, continuation, arguments);
+  }
+  
+  ir.InvokeConstructor readInvokeConstructor() {
+    types.GenericType type = readDartType();
+    FunctionElement target = readElement();
+    ir.Continuation continuation = readBackReference();
+    List<ir.Definition> arguments = readBackReferenceList();
+    return new ir.InvokeConstructor(type, target, continuation, arguments);
+  }
 
   ir.InvokeContinuation readInvokeContinuation() {
     ir.Continuation continuation = readBackReference();