- Move double and int implementations into dart:core and make them private.

vm/symbols.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_SYMBOLS_H_
 #define VM_SYMBOLS_H_
 
 #include "vm/object.h"
 #include "vm/snapshot_ids.h"
 
@@ skipping 75 matching lines @@
   V(ExceptionHandlers, "ExceptionHandlers")                                    \
   V(DeoptInfo, "DeoptInfo")                                                    \
   V(Context, "Context")                                                        \
   V(ContextScope, "ContextScope")                                              \
   V(ICData, "ICData")                                                          \
   V(SubtypeTestCache, "SubtypeTestCache")                                      \
   V(ApiError, "ApiError")                                                      \
   V(LanguageError, "LanguageError")                                            \
   V(UnhandledException, "UnhandledException")                                  \
   V(UnwindError, "UnwindError")                                                \
-  V(IntegerImplementation, "IntegerImplementation")                            \
+  V(IntegerImplementation, "_IntegerImplementation")                           \
   V(Number, "num")                                                             \
-  V(Smi, "Smi")                                                                \
-  V(Mint, "Mint")                                                              \
-  V(Bigint, "Bigint")                                                          \
-  V(Double, "Double")                                                          \
+  V(Smi, "_Smi")                                                               \
+  V(Mint, "_Mint")                                                             \
+  V(Bigint, "_Bigint")                                                         \
+  V(Double, "_Double")                                                         \
   V(Bool, "bool")                                                              \
   V(ObjectArray, "ObjectArray")                                                \
   V(GrowableObjectArray, "GrowableObjectArray")                                \
   V(ImmutableArray, "ImmutableArray")                                          \
   V(OneByteString, "OneByteString")                                            \
   V(TwoByteString, "TwoByteString")                                            \
   V(FourByteString, "FourByteString")                                          \
   V(ExternalOneByteString, "ExternalOneByteString")                            \
   V(ExternalTwoByteString, "ExternalTwoByteString")                            \
   V(ExternalFourByteString, "ExternalFourByteString")                          \
@@ skipping 108 matching lines @@
   friend class SnapshotReader;
   friend class SnapshotWriter;
   friend class ApiMessageReader;
 
   DISALLOW_COPY_AND_ASSIGN(Symbols);
 };
 
 }  // namespace dart
 
 #endif  // VM_SYMBOLS_H_