Exclude Observatory assets from PRODUCT build dart, dart_precompiled_runtime

runtime/bin/vmservice_impl.cc

 // Copyright (c) 2013, 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 "bin/vmservice_impl.h"
 
 #include "include/dart_api.h"
 
 #include "bin/builtin.h"
 #include "bin/dartutils.h"
@@ skipping 23 matching lines @@
 static const char* const kVMServiceIOLibraryUri = "dart:vmservice_io";
 static const char* const kVMServiceIOLibraryScriptResourceName =
     "vmservice_io.dart";
 
 struct ResourcesEntry {
   const char* path_;
   const char* resource_;
   int length_;
 };
 
+#if defined(DART_PRECOMPILED_RUNTIME)
+ResourcesEntry __service_bin_resources_[] = {{NULL, NULL, 0}};
+#else
 extern ResourcesEntry __service_bin_resources_[];
+#endif
 
 class Resources {
  public:
   static const int kNoSuchInstance = -1;
   static int ResourceLookup(const char* path, const char** resource) {
     ResourcesEntry* table = ResourcesTable();
     for (int i = 0; table[i].path_ != NULL; i++) {
       const ResourcesEntry& entry = table[i];
       if (strcmp(path, entry.path_) == 0) {
         *resource = entry.resource_;
@@ skipping 323 matching lines @@
   Dart_Handle source = GetSource(url_string);
   if (Dart_IsError(source)) {
     return source;
   }
   return Dart_LoadSource(library, url, Dart_Null(), source, 0, 0);
 }
 
 
 }  // namespace bin
 }  // namespace dart