Move runtime functions to the more logical runtime_entry.cc.

runtime/vm/native_entry.h

 // Copyright (c) 2011, 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 RUNTIME_VM_NATIVE_ENTRY_H_
 #define RUNTIME_VM_NATIVE_ENTRY_H_
 
 #include "platform/memory_sanitizer.h"
 
 #include "vm/allocation.h"
 #include "vm/assembler.h"
-#include "vm/code_generator.h"
 #include "vm/exceptions.h"
 #include "vm/log.h"
 #include "vm/native_arguments.h"
+#include "vm/runtime_entry.h"
 #include "vm/verifier.h"
 
 #include "include/dart_api.h"
 
 namespace dart {
 
 // Forward declarations.
 class Class;
 class String;
 
@@ skipping 124 matching lines @@
   static void AutoScopeNativeCallWrapperNoStackCheck(Dart_NativeArguments args,
                                                      Dart_NativeFunction func);
 
   static bool ReturnValueIsError(NativeArguments* arguments);
   static void PropagateErrors(NativeArguments* arguments);
 };
 
 }  // namespace dart
 
 #endif  // RUNTIME_VM_NATIVE_ENTRY_H_