Revert "Cleanup VM error handling."

runtime/vm/object.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 "vm/object.h"
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/cpu.h"
@@ skipping 126 matching lines @@
 
 
 // The following functions are marked as invisible, meaning they will be hidden
 // in the stack trace.
 // (Library, class name, method name)
 #define INVISIBLE_LIST(V)                                                      \
   V(CoreLibrary, Object, _noSuchMethod)                                        \
   V(CoreLibrary, Object, _as)                                                  \
   V(CoreLibrary, Object, _instanceOf)                                          \
   V(CoreLibrary, _ObjectArray, _ObjectArray.)                                  \
-  V(CoreLibrary, _AssertionErrorImplementation, _throwNew)                     \
-  V(CoreLibrary, _TypeErrorImplementation, _throwNew)                          \
-  V(CoreLibrary, _FallThroughErrorImplementation, _throwNew)                   \
-  V(CoreLibrary, _AbstractClassInstantiationErrorImplementation, _throwNew)    \
+  V(CoreLibrary, AssertionErrorImplementation, _throwNew)                      \
+  V(CoreLibrary, TypeErrorImplementation, _throwNew)                           \
+  V(CoreLibrary, FallThroughErrorImplementation, _throwNew)                    \
+  V(CoreLibrary, AbstractClassInstantiationErrorImplementation, _throwNew)     \
   V(CoreLibrary, NoSuchMethodError, _throwNew)                                 \
   V(CoreLibrary, int, _throwFormatException)                                   \
   V(CoreLibrary, int, _parse)                                                  \
   V(CoreLibrary, StackTrace, _setupFullStackTrace)                             \
 
 
 static void MarkFunctionAsInvisible(const Library& lib,
                                     const char* class_name,
                                     const char* function_name) {
   ASSERT(!lib.IsNull());
@@ skipping 13987 matching lines @@
 }
 
 
 void MirrorReference::PrintToJSONStream(JSONStream* stream, bool ref) const {
   stream->OpenObject();
   stream->CloseObject();
 }
 
 
 }  // namespace dart