Enables cross-compilation of the VM for ARM.

runtime/dart-runtime.gyp

 # 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.
 
 {
   'includes': [
     'tools/gyp/runtime-configurations.gypi',
     'vm/vm.gypi',
     'bin/bin.gypi',
     'third_party/double-conversion/src/double-conversion.gypi',
     'third_party/jscre/jscre.gypi',
   ],
   'variables': {
+    'gen_source_dir': '<(LIB_DIR)',
     'version_in_cc_file': 'vm/version_in.cc',
-    'version_cc_file': '<(SHARED_INTERMEDIATE_DIR)/version.cc',
+    'version_cc_file': '<(gen_source_dir)/version.cc',
 
     # Disable the OpenGLUI embedder by default on desktop OSes.  Note,
     # to build this on the desktop, you need GLUT installed.
     'enable_openglui%': 0,
   },
   'conditions': [
     ['OS=="android" or enable_openglui==1', {
         'includes': [
           'embedders/openglui/openglui_embedder.gypi',
         ],
@@ skipping 28 matching lines @@
       ],
       'direct_dependent_settings': {
         'include_dirs': [
           'include',
         ],
       },
     },
     {
       'target_name': 'generate_version_cc_file',
       'type': 'none',
+      'toolsets':['target','host'],
       'dependencies': [
         'libdart_dependency_helper',
       ],
       'actions': [
         {
           'action_name': 'generate_version_cc',
           'inputs': [
             '../tools/make_version.py',
             '../tools/utils.py',
             '../tools/version.dart',
@@ skipping 13 matching lines @@
             '../tools/make_version.py',
             '--output', '<(version_cc_file)',
             '--input', '<(version_in_cc_file)',
           ],
         },
       ],
     },
     {
       'target_name': 'libdart_dependency_helper',
       'type': 'executable',
+      'toolsets':['target','host'],
       # The dependencies here are the union of the dependencies of libdart and
       # libdart_withcore. 
       'dependencies': [
         'libdart_lib_withcore',
         'libdart_lib',
         'libdart_vm',
         'libjscre',
         'libdouble_conversion',
       ],
       'sources': [
         'vm/libdart_dependency_helper.cc',
       ],
+      'product_dir':'<(PRODUCT_DIR)/<(_toolset)'
     },
     {
       'target_name': 'runtime_packages',
       'type': 'none',
       'dependencies': [
         '../pkg/pkg.gyp:pkg_packages',
       ],
     },
   ],
 }