Fix two bugs in the Dart VM's super-noSuchMethod invocation.

runtime/vm/unit_test.cc

 // 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.
 
 #include <stdio.h>
 
 #include "vm/unit_test.h"
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
@@ skipping 174 matching lines @@
   Library& lib = Library::Handle(Library::CoreLibrary());
   lib.AddClass(cls);
 }
 
 
 void CodeGenTest::Compile() {
   ParsedFunction* parsed_function = new ParsedFunction(function_);
   parsed_function->SetNodeSequence(node_sequence_);
   parsed_function->set_instantiator(NULL);
   parsed_function->set_default_parameter_values(default_parameter_values_);
-  parsed_function->set_expression_temp_var(
-      ParsedFunction::CreateExpressionTempVar(0));
+  parsed_function->EnsureExpressionTemp();
   node_sequence_->scope()->AddVariable(parsed_function->expression_temp_var());
   parsed_function->AllocateVariables();
   const Error& error =
-      Error::Handle(Compiler::CompileParsedFunction(*parsed_function));
+      Error::Handle(Compiler::CompileParsedFunction(parsed_function));
   EXPECT(error.IsNull());
 }
 
 
 LocalVariable* CodeGenTest::CreateTempConstVariable(const char* name_part) {
   char name[64];
   OS::SNPrint(name, 64, ":%s", name_part);
   LocalVariable* temp =
       new LocalVariable(0,
                         String::ZoneHandle(Symbols::New(name)),
@@ skipping 15 matching lines @@
 
 bool CompilerTest::TestCompileFunction(const Function& function) {
   Isolate* isolate = Isolate::Current();
   ASSERT(isolate != NULL);
   ASSERT(ClassFinalizer::AllClassesFinalized());
   const Error& error = Error::Handle(Compiler::CompileFunction(function));
   return error.IsNull();
 }
 
 }  // namespace dart