Fuchsia: Allows building the full SDK for host and target.

utils/dartanalyzer/BUILD.gn

 # 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.
 
-import("//build/compiled_action.gni")
+import("../../build/compiled_action.gni")
 import("../application_snapshot.gni")
 
 group("dartanalyzer") {
   deps = [
     ":generate_dartanalyzer_snapshot",
     ":generate_summary_spec",
     ":generate_summary_strong",
   ]
 }
 
@@ skipping 27 matching lines @@
     inputs = sdk_lib_files + analyzer_files
 
     output = "$root_gen_dir/$type.sum"
     outputs = [
       output,
     ]
 
     dot_packages = rebase_path("../../.packages")
     build_sdk_summaries =
         rebase_path("../../pkg/analyzer/tool/summary/build_sdk_summaries.dart")
-    abs_output = rebase_path(output)
 
     args = [
       "--packages=$dot_packages",
       build_sdk_summaries,
       "build-$type",
-      abs_output,
+      rebase_path(output),
       rebase_path("../../sdk"),
     ]
   }
 }
 
 generate_summary("generate_summary_spec") {
   type = "spec"
 }
 
 generate_summary("generate_summary_strong") {
   type = "strong"
 }