GN: Relativize occurrances of //dart

runtime/bin/BUILD.gn

 # Copyright (c) 2014, 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.
 
 
 declare_args() {
   dart_io_support = false
 
   # TODO(zra, jamesr): Remove this check once we start building boringssl for
   # the fuchsia port.
@@ skipping 13 matching lines @@
 action("gen_resources_cc") {
   visibility = [ ":*" ] # Only targets in this file can see this.
   script = "../tools/create_resources.py"
   inputs = [
     "../tools/create_resources.py",
   ]
   # The path below is hard coded for the Mojo and Flutter trees. When moving
   # the Dart runtime to gn, this path might need to be updated.
   sources = rebase_path(resources_sources_gypi.sources,
                         "",
-                        "//dart/runtime/bin/vmservice/")
+                        "../bin/vmservice/")
   outputs = [ "$target_gen_dir/resources_gen.cc" ]
   args = [
     "--output",
     rebase_path("$target_gen_dir/resources_gen.cc", root_build_dir),
     "--outer_namespace", "dart",
     "--inner_namespace", "bin",
     "--table_name", "service_bin",
     "--root_prefix", rebase_path(".", root_build_dir) + "/",
   ] + rebase_path(sources, root_build_dir)
 }
@@ skipping 521 matching lines @@
     sources = [
       "run_vm_tests_fuchsia.cc"
     ]
     libs = [
       "launchpad",
       "magenta",
       "runtime",
     ]
   }
 }  # defined(is_fuchsia) && is_fuchsia