Fuchsia: Initial check-in.

runtime/vm/native_symbol_fuchsia.cc

+// Copyright (c) 2016, 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.
+
+#include "vm/globals.h"
+#if defined(TARGET_OS_FUCHSIA)
+
+#include "vm/native_symbol.h"
+
+#include "platform/assert.h"
+
+namespace dart {
+
+void NativeSymbolResolver::InitOnce() {
+  UNIMPLEMENTED();
+}
+
+
+void NativeSymbolResolver::ShutdownOnce() {
+  UNIMPLEMENTED();
+}
+
+
+char* NativeSymbolResolver::LookupSymbolName(uintptr_t pc, uintptr_t* start) {
+  UNIMPLEMENTED();
+  return NULL;
+}
+
+
+void NativeSymbolResolver::FreeSymbolName(char* name) {
+  UNIMPLEMENTED();
+}
+
+}  // namespace dart
+
+#endif  // defined(TARGET_OS_FUCHSIA)