Fix latin1 character predefinition in the symbol table. The code

runtime/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"
 
 namespace dart {
 
 // Forward declarations.
 class Isolate;
 class ObjectPointerVisitor;
 
 #define PREDEFINED_SYMBOLS_LIST(V)                                             \
   V(Empty, "")                                                                 \
-  V(Dot, ".")                                                                  \
-  V(Equals, "=")                                                               \
   V(EqualOperator, "==")                                                       \
   V(Identical, "identical")                                                    \
   V(Length, "length")                                                          \
   V(IndexToken, "[]")                                                          \
   V(AssignIndexToken, "[]=")                                                   \
   V(TopLevel, "::")                                                            \
   V(DefaultLabel, ":L")                                                        \
   V(This, "this")                                                              \
   V(Super, "super")                                                            \
   V(Call, "call")                                                              \
@@ skipping 139 matching lines @@
     kMaxPredefinedId,
     kNullCharId = kMaxPredefinedId,
     kMaxId = kNullCharId + kMaxOneCharCodeSymbol + 1,
   };
 
   // Access methods for symbols stored in the vm isolate.
 #define DEFINE_SYMBOL_ACCESSOR(symbol, literal)                                \
   static RawString* symbol() { return predefined_[k##symbol]; }
 PREDEFINED_SYMBOLS_LIST(DEFINE_SYMBOL_ACCESSOR)
 #undef DEFINE_SYMBOL_ACCESSOR
+  static RawString* Dot() { return predefined_[kNullCharId + '.']; }
+  static RawString* Equals() { return predefined_[kNullCharId + '=']; }
 
   // Access methods for symbol handles stored in the vm isolate.
 #define DEFINE_SYMBOL_HANDLE_ACCESSOR(symbol)                                  \
   static const String& symbol##Handle() { return *symbol##_handle_; }
 PREDEFINED_SYMBOL_HANDLES_LIST(DEFINE_SYMBOL_HANDLE_ACCESSOR)
 #undef DEFINE_SYMBOL_HANDLE_ACCESSOR
 
   // Initialize frequently used symbols in the vm isolate.
   static void InitOnce(Isolate* isolate);
 
@@ skipping 118 matching lines @@
   friend class SnapshotReader;
   friend class SnapshotWriter;
   friend class ApiMessageReader;
 
   DISALLOW_COPY_AND_ASSIGN(Symbols);
 };
 
 }  // namespace dart
 
 #endif  // VM_SYMBOLS_H_