Improve the stack trace output to be more readable.

vm/object.h

 // 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.
 
 #ifndef VM_OBJECT_H_
 #define VM_OBJECT_H_
 
 #include "include/dart_api.h"
 #include "platform/assert.h"
 #include "platform/utils.h"
@@ skipping 1317 matching lines @@
   static RawInstantiatedTypeArguments* New();
 
   HEAP_OBJECT_IMPLEMENTATION(InstantiatedTypeArguments, AbstractTypeArguments);
   friend class Class;
 };
 
 
 class Function : public Object {
  public:
   RawString* name() const { return raw_ptr()->name_; }
+  RawString* UserVisibleName() const;
+  RawString* QualifiedUserVisibleName() const;
 
   // Build a string of the form '<T, R>(T, [b: B, c: C]) => R' representing the
   // internal signature of the given function.
   RawString* Signature() const {
     const bool instantiate = false;
     return BuildSignature(instantiate, kInternalName, TypeArguments::Handle());
   }
 
   // Build a string of the form '(A, [b: B, c: C]) => D' representing the
   // signature of the given function, where all generic types (e.g. '<T, R>' in
@@ skipping 310 matching lines @@
                          Error* malformed_error) const;
 
   HEAP_OBJECT_IMPLEMENTATION(Function, Object);
   friend class Class;
 };
 
 
 class Field : public Object {
  public:
   RawString* name() const { return raw_ptr()->name_; }
+  RawString* UserVisibleName() const;
+
   bool is_static() const { return raw_ptr()->is_static_; }
   bool is_final() const { return raw_ptr()->is_final_; }
   bool is_const() const { return raw_ptr()->is_const_; }
 
   inline intptr_t Offset() const;
   inline void SetOffset(intptr_t value) const;
 
   RawInstance* value() const;
   void set_value(const Instance& value) const;
 
@@ skipping 3770 matching lines @@
     if (this->CharAt(i) != str.CharAt(begin_index + i)) {
       return false;
     }
   }
   return true;
 }
 
 }  // namespace dart
 
 #endif  // VM_OBJECT_H_