Reapply change to hide VM-only List implementation classes.

runtime/vm/intrinsifier.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.
 // Class for intrinsifying functions.
 
 #include "vm/intrinsifier.h"
 #include "vm/flags.h"
 #include "vm/object.h"
 
 namespace dart {
@@ skipping 34 matching lines @@
 }
 
 
 // Returns true if the function matches function_name and class_name, with
 // special recognition of corelib private classes.
 static bool TestFunction(const Function& function,
                          const char* function_class_name,
                          const char* function_name,
                          const char* test_class_name,
                          const char* test_function_name) {
+  // If test_function_name starts with a '.' we use that to indicate
+  // that it is a named constructor in the class. Therefore, if
+  // the class matches and the rest of the method name starting with
+  // the dot matches, we have found a match.
+  if (test_function_name[0] == '.') {
+    function_name = strstr(function_name, ".");
+    if (function_name == NULL) {
+      return false;
+    }
+  }
   return CompareNames(test_class_name, function_class_name) &&
          CompareNames(test_function_name, function_name);
 }
 
 
 bool Intrinsifier::CanIntrinsify(const Function& function) {
   if (!FLAG_intrinsify) return false;
   // Closure functions may have different arguments.
   if (function.IsClosureFunction()) return false;
   const char* function_name = String::Handle(function.name()).ToCString();
@@ skipping 33 matching lines @@
                    #test_class_name, #test_function_name)) {                   \
     return destination(assembler);                                             \
   }                                                                            \
 
 INTRINSIC_LIST(FIND_INTRINSICS);
 #undef FIND_INTRINSICS
   return false;
 }
 
 }  // namespace dart