Move StringImplementation from coreimpl to core as _StringImpl.

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/bigint_operations.h"
@@ skipping 585 matching lines @@
   cls = Class::New<ImmutableArray>();
   object_store->set_immutable_array_class(cls);
   cls.set_type_arguments_instance_field_offset(Array::type_arguments_offset());
   ASSERT(object_store->immutable_array_class() != object_store->array_class());
   name = Symbols::ImmutableArray();
   RegisterPrivateClass(cls, name, core_lib);
   pending_classes.Add(cls, Heap::kOld);
 
   cls = object_store->one_byte_string_class();  // Was allocated above.
   name = Symbols::OneByteString();
-  RegisterPrivateClass(cls, name, core_impl_lib);
+  RegisterPrivateClass(cls, name, core_lib);
   pending_classes.Add(cls, Heap::kOld);
 
   cls = Class::New<TwoByteString>();
   object_store->set_two_byte_string_class(cls);
   name = Symbols::TwoByteString();
-  RegisterPrivateClass(cls, name, core_impl_lib);
+  RegisterPrivateClass(cls, name, core_lib);
   pending_classes.Add(cls, Heap::kOld);
 
   cls = Class::New<FourByteString>();
   object_store->set_four_byte_string_class(cls);
   name = Symbols::FourByteString();
-  RegisterPrivateClass(cls, name, core_impl_lib);
+  RegisterPrivateClass(cls, name, core_lib);
   pending_classes.Add(cls, Heap::kOld);
 
   cls = Class::New<ExternalOneByteString>();
   object_store->set_external_one_byte_string_class(cls);
   name = Symbols::ExternalOneByteString();
-  RegisterPrivateClass(cls, name, core_impl_lib);
+  RegisterPrivateClass(cls, name, core_lib);
   pending_classes.Add(cls, Heap::kOld);
 
   cls = Class::New<ExternalTwoByteString>();
   object_store->set_external_two_byte_string_class(cls);
   name = Symbols::ExternalTwoByteString();
-  RegisterPrivateClass(cls, name, core_impl_lib);
+  RegisterPrivateClass(cls, name, core_lib);
   pending_classes.Add(cls, Heap::kOld);
 
   cls = Class::New<ExternalFourByteString>();
   object_store->set_external_four_byte_string_class(cls);
   name = Symbols::ExternalFourByteString();
-  RegisterPrivateClass(cls, name, core_impl_lib);
+  RegisterPrivateClass(cls, name, core_lib);
   pending_classes.Add(cls, Heap::kOld);
 
   cls = Class::New<Stacktrace>();
   object_store->set_stacktrace_class(cls);
   name = Symbols::Stacktrace();
   RegisterClass(cls, name, core_impl_lib);
   pending_classes.Add(cls, Heap::kOld);
   // Super type set below, after Object is allocated.
 
   cls = Class::New<JSRegExp>();
@@ skipping 11552 matching lines @@
   }
   return result.raw();
 }
 
 
 const char* WeakProperty::ToCString() const {
   return "_WeakProperty";
 }
 
 }  // namespace dart