Experiment: Enable building dart_analyzer on linux builders and adding to SDK

dart.gyp

 # Copyright (c) 2012, 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.
 
 {
   'targets': [
     {
       'target_name': 'compiler',
       'type': 'none',
       'dependencies': [
@@ skipping 36 matching lines @@
             '<(PRODUCT_DIR)/dart-sdk/create.stamp',
           ],
           'action': [
             'python',
             'tools/create_sdk.py',
             '<(PRODUCT_DIR)/dart-sdk',
           ],
           'message': 'Creating SDK.',
         },
       ],
-# TODO(zundel): uncomment once build machines have prerequisite
-# software installed.  Also update create_sdk.py
-#      'conditions' : [
-#        ['OS=="linux"', {
-#          'dependencies': [
-#            'compiler',
-#          ],
-#          'inputs' : [
-#            '<(PRODUCT_DIR)/analyzer/bin/dart_analyzer'
-#          ],
-#        }],
-#      ],
+      'conditions' : [
+        ['OS=="linux"', {
+          'dependencies': [
+            'compiler',
+          ],
+          'inputs' : [
+            '<(PRODUCT_DIR)/analyzer/bin/dart_analyzer'
+          ],
+        }],
+      ],
     },
     {
       # Upload the SDK. This target is separate from create_sdk as the
       # editor needs to build the SDK without uploading it.
       'target_name': 'upload_sdk',
       'type': 'none',
       'dependencies': [
         'create_sdk',
       ],
       'actions': [
@@ skipping 28 matching lines @@
     },
     {
       'target_name': 'api_docs',
       'type': 'none',
       'dependencies': [
         'utils/apidoc/apidoc.gyp:api_docs',
       ],
     }
   ],
 }