Add Dart_GetNativeFieldsOfArgument to get all the native fields of a dart

runtime/include/dart_api.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 INCLUDE_DART_API_H_
 #define INCLUDE_DART_API_H_
 
 /** \mainpage Dart Embedding API Reference
@@ skipping 2073 matching lines @@
 DART_EXPORT Dart_Handle Dart_GetNativeArgument(Dart_NativeArguments args,
                                                int index);
 /* TODO(turnidge): Specify the behavior of an out-of-bounds access. */
 
 /**
  * Gets the number of native arguments.
  */
 DART_EXPORT int Dart_GetNativeArgumentCount(Dart_NativeArguments args);
 
 /**
- * Gets the native instance field of the native argument at some index.
+ * Gets all the native fields of the native argument at some index.
+ * \param args Native arguments structure.
+ * \param arg_index Index of the desired argument in the structure above.
+ * \param num_fields size of the intptr_t array 'field_values' passed in.
+ * \param field_values intptr_t array in which native field values are returned.
+ * \return Success if the native fields where copied in successfully. Otherwise
+ *   returnds an error handle. On success the native field values are copied

[vsm, 2014/02/21 16:19:04]

returnds -> returns

[siva, 2014/02/21 19:01:09]

Done.

+ *   into the 'field_values' array, if the argument at 'arg_index' is a
+ *   null object then 0 is copied as the native field values into the
+ *   'field_values' array.
  */
-DART_EXPORT Dart_Handle Dart_GetNativeFieldOfArgument(Dart_NativeArguments args,
-                                                      int arg_index,
-                                                      int fld_index,
-                                                      intptr_t* value);
+DART_EXPORT Dart_Handle Dart_GetNativeFieldsOfArgument(
+    Dart_NativeArguments args,
+    int arg_index,
+    int num_fields,
+    intptr_t* field_values);
 
 /**
  * Gets the native field of the receiver.
  */
 DART_EXPORT Dart_Handle Dart_GetNativeReceiver(Dart_NativeArguments args,
                                                intptr_t* value);
 
 /**
  * Gets a string native argument at some index.
  * \param args Native arguments structure.
@@ skipping 423 matching lines @@
  * NOTE: If multiple callbacks with the same name are registered, only the
  * last callback registered will be remembered.
  */
 DART_EXPORT void Dart_RegisterRootServiceRequestCallback(
     const char* name,
     Dart_ServiceRequestCallback callback,
     void* user_data);
 
 
 #endif  /* INCLUDE_DART_API_H_ */  /* NOLINT */