Second local mirrors CL.

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 "platform/assert.h"
 #include "vm/assembler.h"
 #include "vm/bigint_operations.h"
 #include "vm/bootstrap.h"
@@ skipping 6928 matching lines @@
   return result.raw();
 }
 
 
 void UnwindError::set_message(const String& message) const {
   StorePointer(&raw_ptr()->message_, message.raw());
 }
 
 
 const char* UnwindError::ToErrorCString() const {
-  UNIMPLEMENTED();
-  return "UnwindError";
+  const String& msg_str = String::Handle(message());
+  return msg_str.ToCString();
 }
 
 
 const char* UnwindError::ToCString() const {
   return "UnwindError";
 }
 
 
 bool Instance::Equals(const Instance& other) const {
   if (this->raw() == other.raw()) {
@@ skipping 3152 matching lines @@
   const String& str = String::Handle(pattern());
   const char* format = "JSRegExp: pattern=%s flags=%s";
   intptr_t len = OS::SNPrint(NULL, 0, format, str.ToCString(), Flags());
   char* chars = reinterpret_cast<char*>(
       Isolate::Current()->current_zone()->Allocate(len + 1));
   OS::SNPrint(chars, (len + 1), format, str.ToCString(), Flags());
   return chars;
 }
 
 }  // namespace dart