Remove inclusion of 'include/dart_api.h' in 'raw_object.h'

runtime/vm/raw_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_RAW_OBJECT_H_
 #define VM_RAW_OBJECT_H_
 
 #include "platform/assert.h"
 #include "vm/globals.h"
 #include "vm/token.h"
 #include "vm/snapshot.h"
 
-#include "include/dart_api.h"
-
 namespace dart {
 
 // Macrobatics to define the Object hierarchy of VM implementation classes.
 #define CLASS_LIST_NO_OBJECT(V)                                                \
   V(Class)                                                                     \
   V(UnresolvedClass)                                                           \
   V(AbstractType)                                                              \
     V(Type)                                                                    \
     V(TypeParameter)                                                           \
   V(AbstractTypeArguments)                                                     \
@@ skipping 1095 matching lines @@
   const T* data_;
   void* peer_;
   Dart_PeerFinalizer callback_;
 };
 
 
 class RawExternalOneByteString : public RawString {
   RAW_HEAP_OBJECT_IMPLEMENTATION(ExternalOneByteString);
 
   ExternalStringData<uint8_t>* external_data_;
-  friend bool ExternalStringGetPeerHelper(Dart_Handle, void**);
+  friend class Api;
 };
 
 
 class RawExternalTwoByteString : public RawString {
   RAW_HEAP_OBJECT_IMPLEMENTATION(ExternalTwoByteString);
 
   ExternalStringData<uint16_t>* external_data_;
-  friend bool ExternalStringGetPeerHelper(Dart_Handle, void**);
+  friend class Api;
 };
 
 
 class RawExternalFourByteString : public RawString {
   RAW_HEAP_OBJECT_IMPLEMENTATION(ExternalFourByteString);
 
   ExternalStringData<uint32_t>* external_data_;
-  friend bool ExternalStringGetPeerHelper(Dart_Handle, void**);
+  friend class Api;
 };
 
 
 class RawBool : public RawInstance {
   RAW_HEAP_OBJECT_IMPLEMENTATION(Bool);
 
   bool value_;
 };
 
 
@@ skipping 426 matching lines @@
          kExternalUint64ArrayCid == kByteArrayCid + 18 &&
          kExternalFloat32ArrayCid == kByteArrayCid + 19 &&
          kExternalFloat64ArrayCid == kByteArrayCid + 20 &&
          kStacktraceCid == kByteArrayCid + 21);
   return (index >= kByteArrayCid && index <= kExternalFloat64ArrayCid);
 }
 
 }  // namespace dart
 
 #endif  // VM_RAW_OBJECT_H_